{"id":17975,"date":"2026-07-18T11:30:42","date_gmt":"2026-07-18T02:30:42","guid":{"rendered":"https:\/\/genai-ai.co.jp\/ai-kanri\/?p=17975"},"modified":"2026-07-18T11:30:42","modified_gmt":"2026-07-18T02:30:42","slug":"cc-css-text-vertical","status":"publish","type":"post","link":"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-css-text-vertical\/","title":{"rendered":"\u3010CSS\u7e26\u66f8\u304d\u5b8c\u5168\u30ac\u30a4\u30c9\u3011writing-mode\u3068text-orientation\u306e\u4f7f\u3044\u65b9\u30fb\u30ec\u30a4\u30a2\u30a6\u30c8\u5fdc\u7528"},"content":{"rendered":"\n<style>\n.g-flow-row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;align-items:center;}\n.g-flow-item{background:linear-gradient(135deg,#1a1a1a,#2a1015);color:#fff;border-radius:8px;padding:16px 14px;min-width:130px;flex:1;text-align:center;}\n.g-flow-arrow{color:#dc2626;font-size:20px;font-weight:700;}\n.g-card-row{display:flex;gap:12px;flex-wrap:wrap;margin:0 0 32px;}\n.g-card-row>div{flex:1;min-width:220px;}\n@media(max-width:600px){\n  .g-flow-row{flex-direction:column;}\n  .g-flow-arrow{transform:rotate(90deg);}\n  .g-card-row{flex-direction:column;}\n  .g-card-row>div{min-width:100%;}\n}\n<\/style>\n\n\n\n<div style=\"margin:0 0 32px;\">\n  <img decoding=\"async\" src=\"\u3010CSS\u7e26\u66f8\u304d\u5b8c\u5168\u30ac\u30a4\u30c9\u3011writing-mode\u3068text-orientation\u306e\u4f7f\u3044\u65b9\u30fb\u30ec\u30a4\u30a2\u30a6\u30c8\u5fdc\u7528\" alt=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/07\/thumb-cc-css-text-vertical.jpg\" style=\"width:100%;height:auto;border-radius:12px;display:block;\">\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">CSS\u306ewriting-mode\u3068text-orientation\u3092\u4f7f\u3063\u305f\u30c6\u30ad\u30b9\u30c8\u7e26\u66f8\u304d\u5b9f\u88c5\u3092\u5b8c\u5168\u89e3\u8aac\u3002vertical-rl\u30fbvertical-lr\u30fbupright\u306e\u9055\u3044\u3001\u7e26\u66f8\u304d\u30ec\u30a4\u30a2\u30a6\u30c8\u8a2d\u8a08\u3001Claude Code\u306b\u3088\u308b\u81ea\u52d5\u751f\u6210\u307e\u3067\u5b9f\u8df5\u7684\u306b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Web\u30b5\u30a4\u30c8\u306e\u30c7\u30b6\u30a4\u30f3\u3067\u300c\u7e26\u66f8\u304d\u30c6\u30ad\u30b9\u30c8\u300d\u3092\u4f7f\u3044\u305f\u3044\u5834\u9762\u304c\u3042\u308a\u307e\u3059\u3002\u548c\u98a8\u30c7\u30b6\u30a4\u30f3\u3001\u96d1\u8a8c\u98a8\u30ec\u30a4\u30a2\u30a6\u30c8\u3001\u30b5\u30a4\u30c9\u30d0\u30fc\u306e\u898b\u51fa\u3057\u306a\u3069\u3001\u6a2a\u66f8\u304d\u3067\u306f\u51fa\u305b\u306a\u3044\u96f0\u56f2\u6c17\u3092\u6f14\u51fa\u3067\u304d\u308b\u306e\u304c\u7e26\u66f8\u304dCSS\u306e\u5f37\u307f\u3067\u3059\u3002\u3057\u304b\u3057CSS\u306e\u7e26\u66f8\u304d\u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u7a2e\u985e\u304c\u591a\u304f\u3001<code>writing-mode<\/code>\u30fb<code>text-orientation<\/code>\u30fb<code>position<\/code>\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u7406\u89e3\u3057\u306a\u3044\u3068\u601d\u3044\u901a\u308a\u306b\u30ec\u30a4\u30a2\u30a6\u30c8\u3067\u304d\u307e\u305b\u3093\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u7e26\u66f8\u304dCSS\u306e\u4ed5\u7d44\u307f\u3092\u57fa\u790e\u304b\u3089\u89e3\u8aac\u3057\u3001\u5b9f\u52d9\u3067\u4f7f\u3048\u308b\u30d1\u30bf\u30fc\u30f3\u3092Claude Code\u306e\u6d3b\u7528\u6cd5\u3068\u5408\u308f\u305b\u3066\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"g-flow-row\" style=\"display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:20px 0;padding:20px;background:#f8fafc;border-radius:12px;\">\n<div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">writing-mode\u57fa\u672c<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">text-orientation<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u30ec\u30a4\u30a2\u30a6\u30c8\u8a2d\u8a08<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u7e26\u66f8\u304d\u5fdc\u7528<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">Claude Code\u6d3b\u7528<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-css-text-vertical&#038;blog_slug=cc-css-text-vertical\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=cc-css-text-vertical&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"sec-01\">CSS\u3067\u7e26\u66f8\u304d\u3092\u5b9f\u73fe\u3059\u308b\u300cwriting-mode\u300d\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u57fa\u672c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CSS\u3067\u7e26\u66f8\u304d\u3092\u5b9f\u88c5\u3059\u308b\u3068\u304d\u306e\u4e3b\u5f79\u304c<code>writing-mode<\/code>\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3059\u3002\u3053\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u30c6\u30ad\u30b9\u30c8\u306e\u300c\u66f8\u5b57\u65b9\u5411\uff08\u6587\u5b57\u3092\u66f8\u304d\u9032\u3081\u308b\u65b9\u5411\uff09\u300d\u3092\u6307\u5b9a\u3057\u3001\u6a2a\u66f8\u304d\u30fb\u7e26\u66f8\u304d\u306e\u5207\u308a\u66ff\u3048\u30921\u884c\u306eCSS\u3067\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>writing-mode\uff08\u30e9\u30a4\u30c6\u30a3\u30f3\u30b0\u30e2\u30fc\u30c9\uff09<\/strong>\uff1aCSS\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u4e00\u3064\u3067\u3001\u30c6\u30ad\u30b9\u30c8\u3092\u66f8\u304d\u9032\u3081\u308b\u65b9\u5411\uff08\u6a2a\u66f8\u304d\u30fb\u7e26\u66f8\u304d\uff09\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u65e5\u672c\u8a9e\u3084\u4e2d\u56fd\u8a9e\u306a\u3069\u306e\u7e26\u66f8\u304d\u306b\u5bfe\u5fdc\u3057\u305f\u8a00\u8a9e\u3067\u306f\u7279\u306b\u91cd\u8981\u306a\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3001\u30d6\u30ed\u30c3\u30af\u30ec\u30d9\u30eb\u306e\u8981\u7d20\u5168\u4f53\u306e\u66f8\u5b57\u65b9\u5411\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">writing-mode\u306b\u306f\u4e3b\u306b3\u3064\u306e\u5024\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u7e26\u66f8\u304dCSS\u306e\u7b2c\u4e00\u6b69\u3067\u3059\u3002<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:collapse;margin:20px 0;font-size:14px;\">\n<thead>\n<tr style=\"background:#1e3a5f;color:#fff;\">\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">\u5024<\/th>\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">\u66f8\u5b57\u65b9\u5411<\/th>\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">\u7279\u5fb4\u30fb\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#fff;\">\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;font-family:monospace;color:#dc2626;\">horizontal-tb<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u6a2a\u66f8\u304d\uff08\u5de6\u2192\u53f3\u3001\u4e0a\u2192\u4e0b\uff09<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3002\u901a\u5e38\u306eWeb\u6a2a\u66f8\u304d\u30ec\u30a4\u30a2\u30a6\u30c8<\/td>\n<\/tr>\n<tr style=\"background:#f8fafc;\">\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;font-family:monospace;color:#dc2626;\">vertical-rl<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u7e26\u66f8\u304d\uff08\u4e0a\u2192\u4e0b\u3001\u53f3\u2192\u5de6\uff09<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u65e5\u672c\u8a9e\u306e\u4f1d\u7d71\u7684\u306a\u7e26\u66f8\u304d\u3002\u53f3\u7aef\u304b\u3089\u5de6\u3078\u5217\u304c\u4e26\u3076<\/td>\n<\/tr>\n<tr style=\"background:#fff;\">\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;font-family:monospace;color:#dc2626;\">vertical-lr<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u7e26\u66f8\u304d\uff08\u4e0a\u2192\u4e0b\u3001\u5de6\u2192\u53f3\uff09<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u7e26\u66f8\u304d\u3060\u304c\u5217\u304c\u5de6\u304b\u3089\u53f3\u3078\u4e26\u3076\u3002\u30e2\u30f3\u30b4\u30eb\u6587\u5b57\u7b49\u3067\u4f7f\u7528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<div style=\"background:#1e1e2e;border-radius:10px;padding:20px 24px;margin:20px 0;font-family:monospace;font-size:14px;line-height:1.8;color:#cdd6f4;overflow-x:auto;white-space:pre;\"><span style=\"color:#6c7086;\">\/* \u7e26\u66f8\u304d\u306e\u57fa\u672c\u8a2d\u5b9a *\/<\/span>\n<span style=\"color:#cba6f7;\">.vertical-text<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;  <span style=\"color:#6c7086;\">\/* \u65e5\u672c\u8a9e\u7e26\u66f8\u304d\u306e\u6a19\u6e96 *\/<\/span>\n}\n\n<span style=\"color:#6c7086;\">\/* HTML\u4f8b *\/<\/span>\n<span style=\"color:#f38ba8;\">&lt;div<\/span> <span style=\"color:#fab387;\">class<\/span>=<span style=\"color:#a6e3a1;\">\"vertical-text\"<\/span><span style=\"color:#f38ba8;\">&gt;<\/span>\n    \u7e26\u66f8\u304d\u306b\u306a\u308b\u30c6\u30ad\u30b9\u30c8\n<span style=\"color:#f38ba8;\">&lt;\/div&gt;<\/span><\/div>\n\n\n\n<div style=\"background:#f0fdf4;border-left:4px solid #22c55e;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#22c55e;letter-spacing:1px;\">&#128161; vertical-rl\u304c\u65e5\u672c\u8a9e\u7e26\u66f8\u304d\u306e\u6a19\u6e96<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\">\u65e5\u672c\u8a9e\u306e\u4f1d\u7d71\u7684\u306a\u7e26\u66f8\u304d\u306f\u53f3\u304b\u3089\u5de6\u306b\u5217\u304c\u4e26\u3073\u307e\u3059\u3002\u5c0f\u8aac\u30fb\u96d1\u8a8c\u30fb\u548c\u98a8\u30c7\u30b6\u30a4\u30f3\u3067\u306f<code>vertical-rl<\/code>\u3092\u4f7f\u3046\u306e\u304c\u57fa\u672c\u3067\u3059\u3002<code>vertical-lr<\/code>\u306f\u65e5\u672c\u8a9e\u7e26\u66f8\u304d\u3067\u306f\u4e00\u822c\u7684\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u7279\u5225\u306a\u7406\u7531\u304c\u306a\u3051\u308c\u3070<code>vertical-rl<\/code>\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-css-text-vertical&#038;blog_slug=cc-css-text-vertical\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=cc-css-text-vertical&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"sec-02\">\u300ctext-orientation\u300d\u3067\u7e26\u66f8\u304d\u6642\u306e\u6587\u5b57\u306e\u5411\u304d\u3092\u7d30\u304b\u304f\u5236\u5fa1\u3059\u308b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7e26\u66f8\u304d\u306b\u3057\u305f\u3068\u304d\u3001\u82f1\u6570\u5b57\u3084\u8a18\u53f7\u306e\u5411\u304d\u3092\u3069\u3046\u8868\u793a\u3059\u308b\u304b\u3092\u5236\u5fa1\u3059\u308b\u306e\u304c<code>text-orientation<\/code>\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3059\u3002\u65e5\u672c\u8a9e\u3068\u82f1\u8a9e\u304c\u6df7\u5728\u3059\u308b\u30c6\u30ad\u30b9\u30c8\u3092\u7e26\u66f8\u304d\u306b\u3059\u308b\u3068\u3001\u82f1\u6570\u5b57\u306e\u5411\u304d\u304c\u554f\u984c\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>text-orientation\uff08\u30c6\u30ad\u30b9\u30c8\u30aa\u30ea\u30a8\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\uff09<\/strong>\uff1awriting-mode\u3067\u7e26\u66f8\u304d\u3092\u6307\u5b9a\u3057\u305f\u969b\u306b\u3001\u5404\u6587\u5b57\u306e\u5411\u304d\uff08\u7e26\u306b\u7acb\u3066\u308b\u304b\u30fb\u6a2a\u306e\u307e\u307e\u8868\u793a\u3059\u308b\u304b\uff09\u3092\u5236\u5fa1\u3059\u308bCSS\u30d7\u30ed\u30d1\u30c6\u30a3\u3002\u65e5\u672c\u8a9e\u7e26\u66f8\u304d\u6642\u306e\u82f1\u6570\u5b57\u306e\u6271\u3044\u3092\u6c7a\u3081\u308b\u91cd\u8981\u306a\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u3059\u3002\u521d\u671f\u5024\u306f\u300cmixed\u300d\u3067\u3001\u65e5\u672c\u8a9e\u306f\u7e26\u5411\u304d\u30fb\u82f1\u6570\u5b57\u306f\u6a2a\u5411\u304d\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div style=\"background:#1e1e2e;border-radius:10px;padding:20px 24px;margin:20px 0;font-family:monospace;font-size:14px;line-height:1.8;color:#cdd6f4;overflow-x:auto;white-space:pre;\"><span style=\"color:#6c7086;\">\/* mixed\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff09\uff1a\u65e5\u672c\u8a9e\u306f\u7e26\u3001\u82f1\u8a9e\u306f\u6a2a\u5411\u304d *\/<\/span>\n<span style=\"color:#cba6f7;\">.mixed<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;\n    <span style=\"color:#89b4fa;\">text-orientation<\/span>: <span style=\"color:#a6e3a1;\">mixed<\/span>;\n}\n\n<span style=\"color:#6c7086;\">\/* upright\uff1a\u5168\u6587\u5b57\u3092\u7e26\u5411\u304d\uff08\u82f1\u6570\u5b57\u3082\u7e26\u306b\u4e00\u6587\u5b57\u305a\u3064\u8868\u793a\uff09 *\/<\/span>\n<span style=\"color:#cba6f7;\">.upright<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;\n    <span style=\"color:#89b4fa;\">text-orientation<\/span>: <span style=\"color:#a6e3a1;\">upright<\/span>;\n}\n\n<span style=\"color:#6c7086;\">\/* sideways\uff1a\u5168\u6587\u5b57\u3092\u6a2a\u5411\u304d\uff08\u5168\u4f53\u309290\u5ea6\u56de\u8ee2\u3057\u305f\u72b6\u614b\uff09 *\/<\/span>\n<span style=\"color:#cba6f7;\">.sideways<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;\n    <span style=\"color:#89b4fa;\">text-orientation<\/span>: <span style=\"color:#a6e3a1;\">sideways<\/span>;\n}<\/div>\n\n\n\n<table style=\"width:100%;border-collapse:collapse;margin:20px 0;font-size:14px;\">\n<thead>\n<tr style=\"background:#1e3a5f;color:#fff;\">\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">\u5024<\/th>\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">\u65e5\u672c\u8a9e<\/th>\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">\u82f1\u6570\u5b57<\/th>\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">\u4f7f\u3044\u3069\u3053\u308d<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#fff;\">\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;font-family:monospace;color:#dc2626;\">mixed<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u7e26\u5411\u304d<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u6a2a\u5411\u304d\uff08\u56de\u8ee2\uff09<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u65e5\u672c\u8a9e\u9577\u6587\u30fb\u30c7\u30d5\u30a9\u30eb\u30c8<\/td>\n<\/tr>\n<tr style=\"background:#f8fafc;\">\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;font-family:monospace;color:#dc2626;\">upright<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u7e26\u5411\u304d<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u7e26\u5411\u304d\uff081\u6587\u5b57\u305a\u3064\u7acb\u3064\uff09<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u548c\u98a8\u898b\u51fa\u3057\u30fb\u77ed\u3044\u82f1\u5358\u8a9e<\/td>\n<\/tr>\n<tr style=\"background:#fff;\">\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;font-family:monospace;color:#dc2626;\">sideways<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u6a2a\u5411\u304d\uff08\u56de\u8ee2\uff09<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u6a2a\u5411\u304d\uff08\u56de\u8ee2\uff09<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;\">\u5168\u4f53\u309290\u5ea6\u56de\u8ee2\u3059\u308b\u52b9\u679c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<div style=\"background:#f0fdf4;border-left:4px solid #22c55e;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#22c55e;letter-spacing:1px;\">&#128161; upright\u306f\u77ed\u3044\u898b\u51fa\u3057\u306b\u6700\u9069<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\">\u82f1\u5358\u8a9e\u3092\u542b\u3080\u7e26\u66f8\u304d\u898b\u51fa\u3057\u3067upright\u3092\u4f7f\u3046\u3068\u3001\u82f1\u5b57\u30821\u6587\u5b57\u305a\u3064\u7e26\u306b\u4e26\u3093\u3067\u548c\u98a8\u306e\u96f0\u56f2\u6c17\u304c\u51fa\u307e\u3059\u3002\u4e00\u65b9\u3001\u9577\u3044\u82f1\u5358\u8a9e\u3092upright\u3067\u8868\u793a\u3059\u308b\u3068\u975e\u5e38\u306b\u8aad\u307f\u306b\u304f\u304f\u306a\u308b\u305f\u3081\u3001\u672c\u6587\u306b\u306f\u9069\u3057\u307e\u305b\u3093\u3002\u4f7f\u3044\u5206\u3051\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u300c\u77ed\u3044\u88c5\u98fe\u7684\u306a\u898b\u51fa\u3057\u2192upright\u3001\u9577\u3044\u672c\u6587\u2192mixed\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff09\u300d\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-css-text-vertical&#038;blog_slug=cc-css-text-vertical\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=cc-css-text-vertical&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"sec-03\">\u7e26\u66f8\u304d\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u5b9f\u8df5\u8a2d\u8a08\uff1aposition\u30fbheight\u30fbflexbox\u3092\u7d44\u307f\u5408\u308f\u305b\u308b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">writing-mode\u3067\u7e26\u66f8\u304d\u306b\u3059\u308b\u3060\u3051\u3067\u306f\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7e26\u66f8\u304d\u306b\u3059\u308b\u3068\u8981\u7d20\u306ewidth\u30fbheight\u306e\u6982\u5ff5\u304c\u5165\u308c\u66ff\u308f\u308b\u305f\u3081\u3001\u4f4d\u7f6e\u8abf\u6574\u30fb\u30b5\u30a4\u30ba\u6307\u5b9a\u30fb\u8907\u6570\u5217\u306e\u914d\u7f6e\u306b\u306f\u8ffd\u52a0\u306eCSS\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>writing-mode\u3068width\/height\u306e\u95a2\u4fc2<\/strong>\uff1awriting-mode\u3092\u7e26\u66f8\u304d\u306b\u3059\u308b\u3068\u3001\u8981\u7d20\u306ewidth\u304c\u300c\u9ad8\u3055\u65b9\u5411\u300d\u3001height\u304c\u300c\u5e45\u65b9\u5411\u300d\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u6a2a\u66f8\u304d\u306e\u611f\u899a\u3067width: 200px\u3092\u6307\u5b9a\u3057\u3066\u3082\u7e26\u66f8\u304d\u6642\u306b\u306f\u7e26\u306e\u9577\u3055\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u6982\u5ff5\u306e\u5207\u308a\u66ff\u3048\u304c\u7e26\u66f8\u304d\u30ec\u30a4\u30a2\u30a6\u30c8\u8a2d\u8a08\u3067\u6700\u3082\u6df7\u4e71\u3057\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div style=\"background:#1e1e2e;border-radius:10px;padding:20px 24px;margin:20px 0;font-family:monospace;font-size:14px;line-height:1.8;color:#cdd6f4;overflow-x:auto;white-space:pre;\"><span style=\"color:#6c7086;\">\/* \u7e26\u66f8\u304d\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u57fa\u672c\u30bb\u30c3\u30c8 *\/<\/span>\n<span style=\"color:#cba6f7;\">.vertical-container<\/span> {\n    <span style=\"color:#89b4fa;\">position<\/span>: <span style=\"color:#a6e3a1;\">relative<\/span>;\n    <span style=\"color:#89b4fa;\">width<\/span>: <span style=\"color:#fab387;\">100%<\/span>;\n    <span style=\"color:#89b4fa;\">height<\/span>: <span style=\"color:#fab387;\">300px<\/span>;\n}\n\n<span style=\"color:#cba6f7;\">.vertical-text<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;\n    <span style=\"color:#89b4fa;\">position<\/span>: <span style=\"color:#a6e3a1;\">absolute<\/span>;\n    <span style=\"color:#89b4fa;\">right<\/span>: <span style=\"color:#fab387;\">0<\/span>;\n    <span style=\"color:#89b4fa;\">height<\/span>: <span style=\"color:#fab387;\">100%<\/span>;\n}\n\n<span style=\"color:#6c7086;\">\/* \u8907\u6570\u5217\u306e\u7e26\u66f8\u304d\u3092flexbox\u3067\u4e26\u3079\u308b *\/<\/span>\n<span style=\"color:#cba6f7;\">.multi-column-vertical<\/span> {\n    <span style=\"color:#89b4fa;\">display<\/span>: <span style=\"color:#a6e3a1;\">flex<\/span>;\n    <span style=\"color:#89b4fa;\">flex-direction<\/span>: <span style=\"color:#a6e3a1;\">row-reverse<\/span>;\n    <span style=\"color:#89b4fa;\">gap<\/span>: <span style=\"color:#fab387;\">20px<\/span>;\n    <span style=\"color:#89b4fa;\">height<\/span>: <span style=\"color:#fab387;\">400px<\/span>;\n}\n\n<span style=\"color:#cba6f7;\">.multi-column-vertical<\/span> <span style=\"color:#cba6f7;\">.column<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;\n    <span style=\"color:#89b4fa;\">width<\/span>: <span style=\"color:#fab387;\">1.5em<\/span>;\n}<\/div>\n\n\n\n<div style=\"background:#fff5f5;border-left:4px solid #ef4444;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#ef4444;letter-spacing:1px;\">&#9888;&#65039; width\u3068height\u304c\u5165\u308c\u66ff\u308f\u308b\u3053\u3068\u306b\u6ce8\u610f<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\">\u7e26\u66f8\u304d\uff08writing-mode: vertical-rl\uff09\u3067\u306f\u3001<code>width<\/code>\u306f\u7e26\u65b9\u5411\u306e\u30b5\u30a4\u30ba\u3001<code>height<\/code>\u306f\u6a2a\u65b9\u5411\u306e\u30b5\u30a4\u30ba\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002\u6a2a\u66f8\u304d\u306e\u611f\u899a\u3067\u30b5\u30a4\u30ba\u3092\u6307\u5b9a\u3059\u308b\u3068\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u308b\u305f\u3081\u3001\u7e26\u66f8\u304d\u8981\u7d20\u306e\u30b5\u30a4\u30ba\u6307\u5b9a\u306f\u5b9f\u969b\u306b\u30d6\u30e9\u30a6\u30b6\u3067\u78ba\u8a8d\u3057\u306a\u304c\u3089\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-css-text-vertical&#038;blog_slug=cc-css-text-vertical\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=cc-css-text-vertical&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"sec-04\">\u7e26\u66f8\u304dCSS\u306e\u5b9f\u8df5\u6d3b\u7528\u30d1\u30bf\u30fc\u30f3\u96c6\uff1a\u548c\u98a8\u30c7\u30b6\u30a4\u30f3\u30fb\u30b5\u30a4\u30c9\u30d0\u30fc\u30fb\u898b\u51fa\u3057<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7e26\u66f8\u304dCSS\u3092\u5b9f\u969b\u306eWeb\u30c7\u30b6\u30a4\u30f3\u3067\u6d3b\u7528\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u7528\u9014\u3054\u3068\u306b\u30b3\u30d4\u30fc\u3057\u3066\u4f7f\u3048\u308b\u30b3\u30fc\u30c9\u30bb\u30c3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"g-flow-row\" style=\"display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:20px 0;padding:20px;background:#f8fafc;border-radius:12px;\">\n<div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u548c\u98a8\u898b\u51fa\u3057<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u30b5\u30a4\u30c9\u30d0\u30fc\u30e9\u30d9\u30eb<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u7e26\u66f8\u304d\u7b87\u6761\u66f8\u304d<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u88c5\u98fe\u30c6\u30ad\u30b9\u30c8<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u30da\u30fc\u30b8\u30d8\u30c3\u30c0\u30fc<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d1\u30bf\u30fc\u30f31\uff1a\u548c\u98a8\u30c7\u30b6\u30a4\u30f3\u306e\u7e26\u66f8\u304d\u898b\u51fa\u3057<\/h3>\n\n\n\n<div style=\"background:#1e1e2e;border-radius:10px;padding:20px 24px;margin:20px 0;font-family:monospace;font-size:14px;line-height:1.8;color:#cdd6f4;overflow-x:auto;white-space:pre;\"><span style=\"color:#cba6f7;\">.japanese-heading<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;\n    <span style=\"color:#89b4fa;\">text-orientation<\/span>: <span style=\"color:#a6e3a1;\">upright<\/span>;\n    <span style=\"color:#89b4fa;\">font-size<\/span>: <span style=\"color:#fab387;\">2rem<\/span>;\n    <span style=\"color:#89b4fa;\">letter-spacing<\/span>: <span style=\"color:#fab387;\">0.2em<\/span>;\n    <span style=\"color:#89b4fa;\">border-right<\/span>: <span style=\"color:#fab387;\">3px<\/span> solid <span style=\"color:#a6e3a1;\">#8b0000<\/span>;\n    <span style=\"color:#89b4fa;\">padding-right<\/span>: <span style=\"color:#fab387;\">12px<\/span>;\n    <span style=\"color:#89b4fa;\">margin-right<\/span>: <span style=\"color:#fab387;\">20px<\/span>;\n}<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d1\u30bf\u30fc\u30f32\uff1a\u30b5\u30a4\u30c9\u30d0\u30fc\u306e\u7e26\u66f8\u304d\u30e9\u30d9\u30eb<\/h3>\n\n\n\n<div style=\"background:#1e1e2e;border-radius:10px;padding:20px 24px;margin:20px 0;font-family:monospace;font-size:14px;line-height:1.8;color:#cdd6f4;overflow-x:auto;white-space:pre;\"><span style=\"color:#cba6f7;\">.sidebar-label<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;\n    <span style=\"color:#89b4fa;\">transform<\/span>: <span style=\"color:#a6e3a1;\">rotate(180deg)<\/span>;\n    <span style=\"color:#89b4fa;\">background<\/span>: <span style=\"color:#a6e3a1;\">#1e3a5f<\/span>;\n    <span style=\"color:#89b4fa;\">color<\/span>: <span style=\"color:#a6e3a1;\">#fff<\/span>;\n    <span style=\"color:#89b4fa;\">padding<\/span>: <span style=\"color:#fab387;\">16px 8px<\/span>;\n    <span style=\"color:#89b4fa;\">font-size<\/span>: <span style=\"color:#fab387;\">0.85rem<\/span>;\n    <span style=\"color:#89b4fa;\">letter-spacing<\/span>: <span style=\"color:#fab387;\">0.15em<\/span>;\n    <span style=\"color:#89b4fa;\">border-radius<\/span>: <span style=\"color:#fab387;\">0 4px 4px 0<\/span>;\n}\n\n<span style=\"color:#cba6f7;\">.sidebar-section<\/span> {\n    <span style=\"color:#89b4fa;\">display<\/span>: <span style=\"color:#a6e3a1;\">flex<\/span>;\n    <span style=\"color:#89b4fa;\">gap<\/span>: <span style=\"color:#fab387;\">16px<\/span>;\n}<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d1\u30bf\u30fc\u30f33\uff1a\u7e26\u66f8\u304d\u7b87\u6761\u66f8\u304d<\/h3>\n\n\n\n<div style=\"background:#1e1e2e;border-radius:10px;padding:20px 24px;margin:20px 0;font-family:monospace;font-size:14px;line-height:1.8;color:#cdd6f4;overflow-x:auto;white-space:pre;\"><span style=\"color:#cba6f7;\">.vertical-list<\/span> {\n    <span style=\"color:#89b4fa;\">display<\/span>: <span style=\"color:#a6e3a1;\">flex<\/span>;\n    <span style=\"color:#89b4fa;\">flex-direction<\/span>: <span style=\"color:#a6e3a1;\">row-reverse<\/span>;\n    <span style=\"color:#89b4fa;\">gap<\/span>: <span style=\"color:#fab387;\">24px<\/span>;\n    <span style=\"color:#89b4fa;\">justify-content<\/span>: <span style=\"color:#a6e3a1;\">flex-end<\/span>;\n    <span style=\"color:#89b4fa;\">height<\/span>: <span style=\"color:#fab387;\">200px<\/span>;\n}\n\n<span style=\"color:#cba6f7;\">.vertical-list-item<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;\n    <span style=\"color:#89b4fa;\">background<\/span>: <span style=\"color:#a6e3a1;\">#f8fafc<\/span>;\n    <span style=\"color:#89b4fa;\">border-left<\/span>: <span style=\"color:#fab387;\">2px<\/span> solid <span style=\"color:#a6e3a1;\">#1e3a5f<\/span>;\n    <span style=\"color:#89b4fa;\">padding<\/span>: <span style=\"color:#fab387;\">8px 12px<\/span>;\n    <span style=\"color:#89b4fa;\">font-size<\/span>: <span style=\"color:#fab387;\">0.95rem<\/span>;\n}<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-css-text-vertical&#038;blog_slug=cc-css-text-vertical\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=cc-css-text-vertical&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"sec-05\">\u30c6\u30ad\u30b9\u30c8\u306e\u4e00\u90e8\u3060\u3051\u7e26\u66f8\u304d\u306b\u3059\u308b\uff1aspan\u30bf\u30b0\u3068\u30a4\u30f3\u30e9\u30a4\u30f3\u6307\u5b9a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6587\u7ae0\u5168\u4f53\u3067\u306f\u306a\u304f\u3001\u7279\u5b9a\u306e\u6587\u5b57\u3084\u5358\u8a9e\u3060\u3051\u3092\u7e26\u66f8\u304d\uff08\u307e\u305f\u306f\u7279\u6b8a\u306a\u5411\u304d\uff09\u306b\u3057\u305f\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3046\u3044\u3063\u305f\u5834\u5408\u306fspan\u30bf\u30b0\u3067\u30b9\u30b3\u30fc\u30d7\u3092\u7d5e\u3063\u3066writing-mode\u3092\u9069\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30a4\u30f3\u30e9\u30a4\u30f3\u8981\u7d20\u3068writing-mode<\/strong>\uff1awriting-mode\u306f\u30d6\u30ed\u30c3\u30af\u8981\u7d20\u30fb\u30a4\u30f3\u30e9\u30a4\u30f3\u8981\u7d20\u3069\u3061\u3089\u306b\u3082\u9069\u7528\u3067\u304d\u307e\u3059\u304c\u3001\u30a4\u30f3\u30e9\u30a4\u30f3\u8981\u7d20\uff08span\u306a\u3069\uff09\u306b\u9069\u7528\u3057\u305f\u5834\u5408\u3001\u5468\u56f2\u306e\u30c6\u30ad\u30b9\u30c8\u30d5\u30ed\u30fc\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u90e8\u5206\u7684\u306a\u7e26\u66f8\u304d\u306f\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u8907\u96d1\u306b\u306a\u308a\u3084\u3059\u3044\u305f\u3081\u3001\u5c02\u7528\u306e\u30b3\u30f3\u30c6\u30cadiv\u3067\u5305\u3080\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div style=\"background:#1e1e2e;border-radius:10px;padding:20px 24px;margin:20px 0;font-family:monospace;font-size:14px;line-height:1.8;color:#cdd6f4;overflow-x:auto;white-space:pre;\"><span style=\"color:#cba6f7;\">.inline-vertical<\/span> {\n    <span style=\"color:#89b4fa;\">writing-mode<\/span>: <span style=\"color:#a6e3a1;\">vertical-rl<\/span>;\n    <span style=\"color:#89b4fa;\">display<\/span>: <span style=\"color:#a6e3a1;\">inline-block<\/span>;\n    <span style=\"color:#89b4fa;\">vertical-align<\/span>: <span style=\"color:#a6e3a1;\">middle<\/span>;\n    <span style=\"color:#89b4fa;\">font-size<\/span>: <span style=\"color:#fab387;\">0.8em<\/span>;\n    <span style=\"color:#89b4fa;\">color<\/span>: <span style=\"color:#a6e3a1;\">#8b0000<\/span>;\n    <span style=\"color:#89b4fa;\">margin<\/span>: <span style=\"color:#fab387;\">0 4px<\/span>;\n}\n\n<span style=\"color:#6c7086;\">\/* \u7e26\u66f8\u304d\u6587\u7ae0\u4e2d\u306e\u6570\u5b57\u3092\u6a2a\u5411\u304d\uff08\u7e26\u4e2d\u6a2a\uff09 *\/<\/span>\n<span style=\"color:#cba6f7;\">.tatenakayoko<\/span> {\n    <span style=\"color:#89b4fa;\">-webkit-text-combine<\/span>: <span style=\"color:#a6e3a1;\">horizontal<\/span>;\n    <span style=\"color:#89b4fa;\">text-combine-upright<\/span>: <span style=\"color:#a6e3a1;\">all<\/span>;\n}<\/div>\n\n\n\n<div style=\"background:#f0fdf4;border-left:4px solid #22c55e;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#22c55e;letter-spacing:1px;\">&#128161; \u7e26\u4e2d\u6a2a\uff08\u305f\u3066\u306a\u304b\u3088\u3053\uff09\u3067\u6570\u5b57\u3092\u8aad\u307f\u3084\u3059\u304f<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\">\u7e26\u66f8\u304d\u30c6\u30ad\u30b9\u30c8\u5185\u306b\u300c2024\u5e74\u300d\u300c\u7b2c3\u7ae0\u300d\u306a\u3069\u306e\u6570\u5b57\u304c\u542b\u307e\u308c\u308b\u5834\u5408\u3001<code>text-combine-upright: all<\/code>\u3092\u4f7f\u3046\u3068\u6570\u5b57\u3060\u3051\u3092\u6a2a\u5411\u304d\u306b\u3067\u304d\u307e\u3059\uff08\u7e26\u4e2d\u6a2a\uff09\u3002\u3053\u308c\u306b\u3088\u308a\u8aad\u307f\u3084\u3059\u3055\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066\u5bfe\u5fdc\u72b6\u6cc1\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u5fc5\u305a\u8868\u793a\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-css-text-vertical&#038;blog_slug=cc-css-text-vertical\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=cc-css-text-vertical&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"sec-06\">\u7e26\u66f8\u304dCSS\u306e\u30d6\u30e9\u30a6\u30b6\u4e92\u63db\u6027\u3068\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">writing-mode\u3068text-orientation\u306f\u73fe\u4ee3\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u6982\u306d\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u4e00\u90e8\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u6319\u52d5\u306b\u5dee\u304c\u3042\u308a\u307e\u3059\u3002\u672c\u756a\u5b9f\u88c5\u524d\u306b\u30af\u30ed\u30b9\u30d6\u30e9\u30a6\u30b6\u78ba\u8a8d\u304c\u5fc5\u9808\u3067\u3059\u3002<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:collapse;margin:20px 0;font-size:14px;\">\n<thead>\n<tr style=\"background:#1e3a5f;color:#fff;\">\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">\u30d7\u30ed\u30d1\u30c6\u30a3<\/th>\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">Chrome<\/th>\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">Firefox<\/th>\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">Safari<\/th>\n  <th style=\"padding:10px 14px;text-align:left;border:1px solid #cbd5e1;\">Edge<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#fff;\">\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;font-family:monospace;\">writing-mode<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#16a34a;\">&#10003; \u5bfe\u5fdc<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#16a34a;\">&#10003; \u5bfe\u5fdc<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#16a34a;\">&#10003; \u5bfe\u5fdc<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#16a34a;\">&#10003; \u5bfe\u5fdc<\/td>\n<\/tr>\n<tr style=\"background:#f8fafc;\">\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;font-family:monospace;\">text-orientation<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#16a34a;\">&#10003; \u5bfe\u5fdc<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#16a34a;\">&#10003; \u5bfe\u5fdc<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#d97706;\">&#9651; \u4e00\u90e8\u5dee\u7570<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#16a34a;\">&#10003; \u5bfe\u5fdc<\/td>\n<\/tr>\n<tr style=\"background:#fff;\">\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;font-family:monospace;\">text-combine-upright<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#16a34a;\">&#10003; \u5bfe\u5fdc<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#d97706;\">&#9651; \u4e00\u90e8\u5dee\u7570<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#d97706;\">&#9651; \u4e00\u90e8\u5dee\u7570<\/td>\n  <td style=\"padding:9px 14px;border:1px solid #cbd5e1;color:#16a34a;\">&#10003; \u5bfe\u5fdc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30d9\u30f3\u30c0\u30fc\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9<\/strong>\uff1a\u30d6\u30e9\u30a6\u30b6\u72ec\u81ea\u306e\u5b9f\u9a13\u7684\u6a5f\u80fd\u3092\u6709\u52b9\u5316\u3059\u308b\u305f\u3081\u306b\u30d7\u30ed\u30d1\u30c6\u30a3\u540d\u306e\u524d\u306b\u4ed8\u3051\u308b\u63a5\u982d\u8f9e\u3002<code>-webkit-<\/code>\uff08Chrome\/Safari\u7cfb\uff09\u3001<code>-moz-<\/code>\uff08Firefox\u7cfb\uff09\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002writing-mode\u306e\u521d\u671f\u5b9f\u88c5\u3067\u306f<code>-webkit-writing-mode<\/code>\u304c\u5fc5\u8981\u3067\u3057\u305f\u304c\u3001\u73fe\u5728\u306e\u4e3b\u8981\u30d6\u30e9\u30a6\u30b6\u3067\u306f\u6a19\u6e96\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u307f\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<ul style=\"list-style:none;padding:0;margin:16px 0;background:#f8fafc;border-radius:8px;padding:16px 20px;\">\n<li style=\"padding:6px 0;border-bottom:1px solid #e2e8f0;\">&#x2705; Chrome\u6700\u65b0\u7248\u30fbFirefox\u6700\u65b0\u7248\u30fbSafari\u6700\u65b0\u7248\u30fbEdge\u306e4\u30d6\u30e9\u30a6\u30b6\u3067\u5fc5\u305a\u52d5\u4f5c\u78ba\u8a8d\u3059\u308b<\/li><li style=\"padding:6px 0;border-bottom:1px solid #e2e8f0;\">&#x2705; \u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\uff08iOS Safari\u30fbAndroid Chrome\uff09\u3067\u3082\u7e26\u66f8\u304d\u8868\u793a\u3092\u78ba\u8a8d\u3059\u308b<\/li><li style=\"padding:6px 0;border-bottom:1px solid #e2e8f0;\">&#x2705; text-combine-upright\u3092\u4f7f\u3046\u5834\u5408\u306fFirefox\u30fbSafari\u3067\u306e\u8868\u793a\u5dee\u7570\u306b\u6ce8\u610f\u3059\u308b<\/li><li style=\"padding:6px 0;border-bottom:1px solid #e2e8f0;\">&#x2705; \u7e26\u66f8\u304d\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u5d29\u308c\u306fwidth\u3068height\u306e\u5165\u308c\u66ff\u308f\u308a\u304c\u539f\u56e0\u306e\u3053\u3068\u304c\u591a\u3044<\/li><li style=\"padding:6px 0;border-bottom:1px solid #e2e8f0;\">&#x2705; \u7e26\u66f8\u304d\u30d5\u30a9\u30f3\u30c8\u3092\u4f7f\u3046\u5834\u5408\u306fWeb\u30d5\u30a9\u30f3\u30c8\u306e\u30b0\u30ea\u30d5\uff08\u6587\u5b57\u5f62\uff09\u304c\u7e26\u66f8\u304d\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ul>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/seminar2-blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-css-text-vertical&#038;blog_slug=cc-css-text-vertical\" target=\"_blank\" rel=\"noopener\" aria-label=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff08\u7121\u6599\u30fb1on1\u30fb60\u5206\uff09\u306e\u4e88\u7d04\u753b\u9762\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_seminar_claude_code_2026.jpg\" alt=\"Claude Code \u5b8c\u5168\u89e3\u8aac\u30bb\u30df\u30ca\u30fc\uff5c\u7d4c\u55b6\u8005\u30fb\u4f1a\u793e\u5f79\u54e1\u5c02\u7528 1on1 60\u5206 \u7121\u6599\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_campaign=cc-css-text-vertical&#038;utm_content=h2-banner-kanri\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u9b3c\u7ba1\u7406 \u516c\u5f0f\u30b5\u30a4\u30c8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/05\/cta_blog_1to1.jpg\" alt=\"Claude Code\u3092\u7d4c\u55b6\u306b\u6d3b\u304b\u3057\u305f\u3044\u65b9\u3078 \u2014 AI\u9b3c\u7ba1\u7406\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"sec-07\">Claude Code\u3067\u7e26\u66f8\u304dCSS\u3092\u81ea\u52d5\u751f\u6210\u3059\u308b\uff1a\u5b9f\u8df5\u7684\u306a\u6307\u793a\u306e\u51fa\u3057\u65b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7e26\u66f8\u304dCSS\u306e\u5b9f\u88c5\u306f\u30d7\u30ed\u30d1\u30c6\u30a3\u9593\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u8907\u96d1\u3067\u3001\u4e00\u304b\u3089\u66f8\u304f\u3068\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002Claude Code\u3092\u4f7f\u3048\u3070\u3001\u65e5\u672c\u8a9e\u3067\u8981\u4ef6\u3092\u4f1d\u3048\u308b\u3060\u3051\u3067\u5b8c\u5168\u306a\u7e26\u66f8\u304dCSS\u30b3\u30fc\u30c9\u3092\u5373\u5ea7\u306b\u751f\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"g-flow-row\" style=\"display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:20px 0;padding:20px;background:#f8fafc;border-radius:12px;\">\n<div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u8981\u4ef6\u3092\u65e5\u672c\u8a9e\u3067\u4f1d\u3048\u308b<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">Claude Code\u304c\u751f\u6210<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u30d6\u30e9\u30a6\u30b6\u3067\u78ba\u8a8d<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u5fae\u8abf\u6574\u6307\u793a<\/div><div style=\"font-size:22px;color:#64748b;margin:0 6px;\">&#8594;<\/div><div style=\"background:#1e3a5f;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;font-weight:600;text-align:center;min-width:120px;\">\u5b8c\u6210<\/div>\n<\/div>\n\n\n\n<div style=\"background:#1e1e2e;border-radius:10px;padding:20px 24px;margin:20px 0;font-family:monospace;font-size:14px;line-height:1.8;color:#cdd6f4;overflow-x:auto;white-space:pre;\"><span style=\"color:#6c7086;\">\/\/ Claude Code\u3078\u306e\u6307\u793a\u4f8b\uff08\u65e5\u672c\u8a9e\u3067OK\uff09<\/span>\n\n<span style=\"color:#a6e3a1;\">\"\u548c\u98a8Web\u30b5\u30a4\u30c8\u306e\u30e1\u30a4\u30f3\u30d3\u30b8\u30e5\u30a2\u30eb\u306b\u4f7f\u3046\u7e26\u66f8\u304d\u898b\u51fa\u3057\u306eCSS\u3092\u4f5c\u3063\u3066\u3002\n\u8981\u4ef6\uff1a\n- \u30c6\u30ad\u30b9\u30c8\u306f\u7e26\u66f8\u304d\uff08\u65e5\u672c\u8a9e\u306e\u4f1d\u7d71\u7684\u306a\u53f3\u304b\u3089\u5de6\u306e\u6d41\u308c\uff09\n- \u82f1\u5b57\u3082\u7e26\u306b\u7acb\u3066\u308b\uff08upright\uff09\n- \u6731\u8272\u306e\u30a2\u30af\u30bb\u30f3\u30c8\u30e9\u30a4\u30f3\u3092\u53f3\u5074\u306b\u5165\u308c\u308b\n- \u30db\u30d0\u30fc\u6642\u306b\u80cc\u666f\u304c\u8584\u3044\u30d9\u30fc\u30b8\u30e5\u306b\u306a\u308b\u30a8\u30d5\u30a7\u30af\u30c8\n- \u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc\uff08\u30b9\u30de\u30db\u3067\u306f\u6a2a\u66f8\u304d\u306b\u5207\u308a\u66ff\u308f\u308b\uff09\"<\/span>\n\n<span style=\"color:#6c7086;\">\/\/ \u8907\u6570\u5217\u7e26\u66f8\u304d\u3092\u6307\u793a\u3059\u308b\u4f8b<\/span>\n<span style=\"color:#a6e3a1;\">\"\u8907\u6570\u306e\u7e26\u66f8\u304d\u30c6\u30ad\u30b9\u30c8\u3092\u6a2a\u4e26\u3073\u306b\u8868\u793a\u3057\u305f\u3044\u3002\u53f3\u304b\u3089\u5de6\u306e\u65b9\u5411\u30673\u5217\u4e26\u3079\u308b\u3002\n\u5404\u5217\u306fdiv\u3067\u56f2\u307e\u308c\u3066\u3044\u3066\u3001\u5168\u4f53\u306fflexbox\u3067\u7ba1\u7406\u3002\n\u5217\u9593\u306b\u3046\u3063\u3059\u3089\u3057\u305f\u533a\u5207\u308a\u7dda\u3092\u5165\u308c\u308b\u3002\"<\/span><\/div>\n\n\n\n<div style=\"background:#f0fdf4;border-left:4px solid #22c55e;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#22c55e;letter-spacing:1px;\">&#128161; \u300c\u3069\u3046\u898b\u305b\u305f\u3044\u304b\u300d\u3092\u65e5\u672c\u8a9e\u3067\u4f1d\u3048\u308b\u3060\u3051\u3067OK<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\">writing-mode\u306e\u5024\u3092\u77e5\u3089\u306a\u304f\u3066\u3082\u300c\u7e26\u66f8\u304d\u300d\u300c\u53f3\u304b\u3089\u5de6\u300d\u300c\u82f1\u5b57\u3082\u7e26\u306b\u7acb\u3066\u308b\u300d\u3068\u65e5\u672c\u8a9e\u3067\u4f1d\u3048\u308c\u3070\u3001Claude Code\u304c\u9069\u5207\u306aCSS\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u9078\u629e\u3057\u3066\u751f\u6210\u3057\u307e\u3059\u3002\u751f\u6210\u3055\u308c\u305f\u30b3\u30fc\u30c9\u3092\u30d6\u30e9\u30a6\u30b6\u3067\u78ba\u8a8d\u3057\u3001\u300c\u3082\u3046\u5c11\u3057\u6587\u5b57\u9593\u9694\u3092\u5e83\u304f\u300d\u300c\u30b9\u30de\u30db\u3067\u306f\u6a2a\u66f8\u304d\u306b\u3057\u3066\u300d\u3068\u8ffd\u52a0\u6307\u793a\u3059\u308b\u3060\u3051\u3067\u5fae\u8abf\u6574\u3082\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u7e26\u66f8\u304dCSS\u306f\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3059\u308c\u3070\u6c7a\u3057\u3066\u96e3\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u30d6\u30e9\u30a6\u30b6\u9593\u306e\u5dee\u7570\u78ba\u8a8d\u3084\u8907\u96d1\u306a\u30ec\u30a4\u30a2\u30a6\u30c8\u8a2d\u8a08\u306b\u306f\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002Claude Code\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u8a66\u884c\u932f\u8aa4\u306e\u6642\u9593\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3057\u306a\u304c\u3089\u9ad8\u54c1\u8cea\u306a\u7e26\u66f8\u304d\u30c7\u30b6\u30a4\u30f3\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002writing-mode\u30fbtext-orientation\u30fbflexbox\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u30de\u30b9\u30bf\u30fc\u3057\u3066\u3001Web\u30c7\u30b6\u30a4\u30f3\u306e\u5e45\u3092\u5e83\u3052\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Q. CSS\u3067\u7e26\u66f8\u304d\u306b\u3059\u308b\u306b\u306f\u4f55\u3092\u4f7f\u3048\u3070\u3044\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. CSS\u306ewriting-mode\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u3044\u307e\u3059\u3002\u300cwriting-mode: vertical-rl\u300d\u3067\u65e5\u672c\u8a9e\u306e\u4f1d\u7d71\u7684\u306a\u7e26\u66f8\u304d\uff08\u53f3\u304b\u3089\u5de6\u306b\u5217\u304c\u4e26\u3076\uff09\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u82f1\u6570\u5b57\u306e\u5411\u304d\u306ftext-orientation\u3067\u5236\u5fa1\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. writing-mode: vertical-rl\u3068vertical-lr\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u3069\u3061\u3089\u3082\u7e26\u66f8\u304d\u3067\u3059\u304c\u3001\u8907\u6570\u884c\u306b\u306a\u3063\u305f\u3068\u304d\u306e\u5217\u306e\u4e26\u3073\u65b9\u304c\u9055\u3044\u307e\u3059\u3002vertical-rl\u306f\u53f3\u304b\u3089\u5de6\uff08\u65e5\u672c\u8a9e\u306e\u4f1d\u7d71\u7684\u306a\u5f62\u5f0f\uff09\u3001vertical-lr\u306f\u5de6\u304b\u3089\u53f3\u306b\u5217\u304c\u4e26\u3073\u307e\u3059\u3002\u65e5\u672c\u8a9e\u7e26\u66f8\u304d\u306b\u306fvertical-rl\u304c\u6a19\u6e96\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u7e26\u66f8\u304d\u6642\u306b\u82f1\u6570\u5b57\u3082\u7e26\u306b\u7acb\u3066\u305f\u3044\u3068\u304d\u306f\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. text-orientation\u30d7\u30ed\u30d1\u30c6\u30a3\u306bupright\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u300ctext-orientation: upright\u300d\u3067\u82f1\u5b57\u30fb\u6570\u5b57\u3082\u4e00\u6587\u5b57\u305a\u3064\u7e26\u306b\u7acb\u3061\u307e\u3059\u3002\u305f\u3060\u3057\u9577\u3044\u82f1\u5358\u8a9e\u306fupright\u306b\u3059\u308b\u3068\u8aad\u307f\u306b\u304f\u3044\u305f\u3081\u3001\u77ed\u3044\u88c5\u98fe\u7684\u306a\u898b\u51fa\u3057\u3067\u306e\u4f7f\u7528\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u7e26\u66f8\u304dCSS\u306e\u30d6\u30e9\u30a6\u30b6\u5bfe\u5fdc\u72b6\u6cc1\u306f\u3069\u3046\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. writing-mode\u306fChrome\u30fbFirefox\u30fbSafari\u30fbEdge\u3044\u305a\u308c\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002text-orientation\u306fSafari\u3067\u4e00\u90e8\u6319\u52d5\u306b\u5dee\u7570\u304c\u3042\u308a\u307e\u3059\u3002text-combine-upright\uff08\u7e26\u4e2d\u6a2a\uff09\u306fFirefox\u30fbSafari\u3067\u5dee\u7570\u304c\u3042\u308b\u5834\u5408\u304c\u3042\u308b\u305f\u3081\u3001\u5b9f\u88c5\u5f8c\u306e\u52d5\u4f5c\u78ba\u8a8d\u304c\u5fc5\u9808\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u7e26\u66f8\u304d\u306b\u3059\u308b\u3068\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u308b\u306e\u306f\u306a\u305c\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u7e26\u66f8\u304d\uff08writing-mode: vertical-rl\uff09\u306b\u3059\u308b\u3068\u8981\u7d20\u306ewidth\u3068height\u306e\u6982\u5ff5\u304c\u5165\u308c\u66ff\u308f\u308a\u307e\u3059\u3002\u6a2a\u66f8\u304d\u6642\u306e\u611f\u899a\u3067width\u30fbheight\u3092\u6307\u5b9a\u3059\u308b\u3068\u30b5\u30a4\u30ba\u304c\u610f\u56f3\u3068\u53cd\u5bfe\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7e26\u66f8\u304d\u8981\u7d20\u306e\u30b5\u30a4\u30ba\u8abf\u6574\u306f\u30d6\u30e9\u30a6\u30b6\u3067\u5b9f\u969b\u306b\u78ba\u8a8d\u3057\u306a\u304c\u3089\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"CSS\u3067\u7e26\u66f8\u304d\u306b\u3059\u308b\u306b\u306f\u4f55\u3092\u4f7f\u3048\u3070\u3044\u3044\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"CSS\u306ewriting-mode\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u3044\u307e\u3059\u3002\u300cwriting-mode: vertical-rl\u300d\u3067\u65e5\u672c\u8a9e\u306e\u4f1d\u7d71\u7684\u306a\u7e26\u66f8\u304d\uff08\u53f3\u304b\u3089\u5de6\u306b\u5217\u304c\u4e26\u3076\uff09\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u82f1\u6570\u5b57\u306e\u5411\u304d\u306ftext-orientation\u3067\u5236\u5fa1\u3057\u307e\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"writing-mode: vertical-rl\u3068vertical-lr\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u3069\u3061\u3089\u3082\u7e26\u66f8\u304d\u3067\u3059\u304c\u3001\u8907\u6570\u884c\u306b\u306a\u3063\u305f\u3068\u304d\u306e\u5217\u306e\u4e26\u3073\u65b9\u304c\u9055\u3044\u307e\u3059\u3002vertical-rl\u306f\u53f3\u304b\u3089\u5de6\uff08\u65e5\u672c\u8a9e\u306e\u4f1d\u7d71\u7684\u306a\u5f62\u5f0f\uff09\u3001vertical-lr\u306f\u5de6\u304b\u3089\u53f3\u306b\u5217\u304c\u4e26\u3073\u307e\u3059\u3002\u65e5\u672c\u8a9e\u7e26\u66f8\u304d\u306b\u306fvertical-rl\u304c\u6a19\u6e96\u7684\u3067\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"\u7e26\u66f8\u304d\u6642\u306b\u82f1\u6570\u5b57\u3082\u7e26\u306b\u7acb\u3066\u305f\u3044\u3068\u304d\u306f\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"text-orientation\u30d7\u30ed\u30d1\u30c6\u30a3\u306bupright\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u300ctext-orientation: upright\u300d\u3067\u82f1\u5b57\u30fb\u6570\u5b57\u3082\u4e00\u6587\u5b57\u305a\u3064\u7e26\u306b\u7acb\u3061\u307e\u3059\u3002\u305f\u3060\u3057\u9577\u3044\u82f1\u5358\u8a9e\u306fupright\u306b\u3059\u308b\u3068\u8aad\u307f\u306b\u304f\u3044\u305f\u3081\u3001\u77ed\u3044\u88c5\u98fe\u7684\u306a\u898b\u51fa\u3057\u3067\u306e\u4f7f\u7528\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"\u7e26\u66f8\u304dCSS\u306e\u30d6\u30e9\u30a6\u30b6\u5bfe\u5fdc\u72b6\u6cc1\u306f\u3069\u3046\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"writing-mode\u306fChrome\u30fbFirefox\u30fbSafari\u30fbEdge\u3044\u305a\u308c\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002text-orientation\u306fSafari\u3067\u4e00\u90e8\u6319\u52d5\u306b\u5dee\u7570\u304c\u3042\u308a\u307e\u3059\u3002text-combine-upright\uff08\u7e26\u4e2d\u6a2a\uff09\u306fFirefox\u30fbSafari\u3067\u5dee\u7570\u304c\u3042\u308b\u5834\u5408\u304c\u3042\u308b\u305f\u3081\u3001\u5b9f\u88c5\u5f8c\u306e\u52d5\u4f5c\u78ba\u8a8d\u304c\u5fc5\u9808\u3067\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"\u7e26\u66f8\u304d\u306b\u3059\u308b\u3068\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u308b\u306e\u306f\u306a\u305c\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u7e26\u66f8\u304d\uff08writing-mode: vertical-rl\uff09\u306b\u3059\u308b\u3068\u8981\u7d20\u306ewidth\u3068height\u306e\u6982\u5ff5\u304c\u5165\u308c\u66ff\u308f\u308a\u307e\u3059\u3002\u6a2a\u66f8\u304d\u6642\u306e\u611f\u899a\u3067width\u30fbheight\u3092\u6307\u5b9a\u3059\u308b\u3068\u30b5\u30a4\u30ba\u304c\u610f\u56f3\u3068\u53cd\u5bfe\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7e26\u66f8\u304d\u8981\u7d20\u306e\u30b5\u30a4\u30ba\u8abf\u6574\u306f\u30d6\u30e9\u30a6\u30b6\u3067\u5b9f\u969b\u306b\u78ba\u8a8d\u3057\u306a\u304c\u3089\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002\"\n      }\n    }\n  ]\n}\n<\/script>\n\n\n\n<h3 style=\"font-size:18px;font-weight:700;margin:32px 0 16px;padding-left:12px;border-left:4px solid #7c3aed;\">writing-mode\u3092\u4f7f\u3063\u305f\u7e26\u66f8\u304d\u5b9f\u88c5\u3067\u3088\u304f\u3042\u308b\u30c8\u30e9\u30d6\u30eb\u3068\u89e3\u6c7a\u7b56<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7e26\u66f8\u304dCSS\u3092\u5b9f\u88c5\u3057\u305f\u3068\u304d\u306b\u3088\u304f\u767a\u751f\u3059\u308b\u30c8\u30e9\u30d6\u30eb\u3068\u305d\u306e\u89e3\u6c7a\u7b56\u3092\u307e\u3068\u3081\u307e\u3059\u3002\u5b9f\u969b\u306b\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u969b\u306e\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30c8\u30e9\u30d6\u30eb1\uff1a\u7e26\u66f8\u304d\u306b\u3057\u305f\u3089\u8981\u7d20\u306e\u9ad8\u3055\u304c\u5909\u308f\u3063\u305f<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">writing-mode\u3092vertical-rl\u306b\u5909\u66f4\u3059\u308b\u3068\u3001width\u3068height\u306e\u5f79\u5272\u304c\u5165\u308c\u66ff\u308f\u308a\u307e\u3059\u3002\u5143\u3005\u300cwidth: 200px; height: auto;\u300d\u3068\u8a2d\u5b9a\u3057\u3066\u3044\u305f\u8981\u7d20\u306f\u3001\u7e26\u66f8\u304d\u306b\u3059\u308b\u3068\u7e26\u65b9\u5411\u306b200px\u306e\u5236\u9650\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u89e3\u6c7a\u3059\u308b\u306b\u306f\u7e26\u66f8\u304d\u5c02\u7528\u306e\u30b5\u30a4\u30ba\u6307\u5b9a\u306b\u66f8\u304d\u76f4\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u7e26\u66f8\u304d\u6642\u306bwidth\u304c\u300c\u7e26\u306e\u30b9\u30da\u30fc\u30b9\u300d\u3092\u5236\u5fa1\u3057\u3001height\u304c\u300c\u6a2a\u306e\u30b9\u30da\u30fc\u30b9\uff08\u5217\u5e45\uff09\u300d\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u3092\u610f\u8b58\u3057\u3066\u30b5\u30a4\u30ba\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30c8\u30e9\u30d6\u30eb2\uff1a\u82f1\u6570\u5b57\u304c\u6a2a\u5411\u304d\u306b\u306a\u3063\u3066\u8aad\u307f\u306b\u304f\u3044<\/strong><\/p>\n\n\n\n<p 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all\u3067\u6570\u5b57\u3092\u300c\u7e26\u4e2d\u6a2a\u300d\u3068\u3057\u3066\u6a2a\u5411\u304d\u306e\u307e\u307e\u81ea\u7136\u306b\u898b\u305b\u308b\u65b9\u6cd5\u3067\u3059\u3002\u3069\u3061\u3089\u3092\u4f7f\u3046\u304b\u306f\u30c7\u30b6\u30a4\u30f3\u306e\u76ee\u7684\u306b\u3088\u3063\u3066\u5224\u65ad\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30c8\u30e9\u30d6\u30eb3\uff1a\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3067\u7e26\u66f8\u304d\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u308b<\/strong><\/p>\n\n\n\n<p 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0\u306b\u56fa\u5b9a\u3057\u305fposition\u3067\u5de6\u7aef\u306b\u7e26\u66f8\u304d\u30e9\u30d9\u30eb\u3092\u914d\u7f6e\u3057\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u306fpadding-left\u3067\u305a\u3089\u3059\u3068\u3044\u3046\u624b\u6cd5\u304c\u591a\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6d3b\u7528\u30b7\u30fc\u30f34\uff1a\u88fd\u54c1\u30fb\u30b5\u30fc\u30d3\u30b9\u306e\u7279\u5fb4\u3092\u7e26\u66f8\u304d\u7b87\u6761\u66f8\u304d\u3067\u8868\u793a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u88fd\u54c1\u7d39\u4ecb\u30da\u30fc\u30b8\u3067\u8907\u6570\u306e\u7279\u5fb4\u3092\u6a2a\u4e26\u3073\u306b\u7e26\u66f8\u304d\u3067\u8868\u793a\u3059\u308b\u3068\u3001\u901a\u5e38\u306e\u30ea\u30b9\u30c8\u3068\u7570\u306a\u308b\u65b0\u9bae\u306a\u898b\u305f\u76ee\u306b\u306a\u308a\u307e\u3059\u3002flexbox\uff08flex-direction: 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horizontal-tb\uff09\u306b\u5207\u308a\u66ff\u3048\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u7e26\u66f8\u304d\u7528\u306b\u8a2d\u5b9a\u3057\u305fheight\u30fbwidth\u3082\u3001\u6a2a\u66f8\u304d\u306b\u623b\u3057\u305f\u969b\u306b\u9069\u5207\u306a\u5024\u306b\u5909\u66f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7e26\u66f8\u304d\u3067height: 400px\u3068\u8a2d\u5b9a\u3057\u3066\u3044\u305f\u8981\u7d20\u306f\u3001\u6a2a\u66f8\u304d\u6642\u306b\u306fwidth: 100%\u30fbheight: auto\u306b\u5909\u66f4\u3059\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u7e26\u66f8\u304d\u306b\u3059\u308b\u3068\u30d5\u30a9\u30f3\u30c8\u30b5\u30a4\u30ba\u306e\u4f53\u611f\u304c\u5909\u308f\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u7e26\u66f8\u304d\u3067\u306f\u6587\u5b57\u306e\u300c\u9ad8\u3055\u300d\u65b9\u5411\u306b\u6587\u5b57\u304c\u4e26\u3076\u305f\u3081\u3001font-size\u306e\u898b\u3048\u65b9\u304c\u6a2a\u66f8\u304d\u6642\u3068\u7570\u306a\u3063\u3066\u611f\u3058\u3089\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u7e26\u66f8\u304d\u6642\u3068\u6a2a\u66f8\u304d\u5207\u308a\u66ff\u3048\u6642\u3067font-size\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u3067\u3001\u8996\u899a\u7684\u306b\u7d71\u4e00\u611f\u306e\u3042\u308b\u8868\u793a\u304c\u5f97\u3089\u308c\u307e\u3059\u3002Claude Code\u306b\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc\u306e\u7e26\u66f8\u304dCSS\u3092\u751f\u6210\u3055\u305b\u308b\u3068\u304d\u306f\u300c\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u3067\u306f\u7e26\u66f8\u304d\u3001\u30b9\u30de\u30db\u3067\u306f\u6a2a\u66f8\u304d\u306b\u5207\u308a\u66ff\u3048\u308b\u300d\u3068\u660e\u793a\u3059\u308c\u3070\u3001\u30e1\u30c7\u30a3\u30a2\u30af\u30a8\u30ea\u3082\u542b\u3081\u305f\u5b8c\u5168\u306a\u30b3\u30fc\u30c9\u3092\u751f\u6210\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 style=\"font-size:18px;font-weight:700;margin:32px 0 16px;padding-left:12px;border-left:4px solid #1e3a5f;\">\u7e26\u66f8\u304d\u3068\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u7d44\u307f\u5408\u308f\u305b\uff1aCSS\u30c8\u30e9\u30f3\u30b8\u30b7\u30e7\u30f3\u3067\u52d5\u304d\u3092\u3064\u3051\u308b<\/h3>\n\n\n\n<p 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class=\"wp-block-paragraph\">\u7e26\u66f8\u304d\u30c6\u30ad\u30b9\u30c8\u306b\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u308b\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306f\u300c\u30d5\u30a7\u30fc\u30c9\u30a4\u30f3\u300d\u3068\u300c\u30b9\u30e9\u30a4\u30c9\u30a4\u30f3\u300d\u3067\u3059\u3002Intersection Observer API\u3068CSS\u30c8\u30e9\u30f3\u30b8\u30b7\u30e7\u30f3\u3092\u7d44\u307f\u5408\u308f\u305b\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30b9\u30af\u30ed\u30fc\u30eb\u3057\u3066\u7e26\u66f8\u304d\u30c6\u30ad\u30b9\u30c8\u304c\u753b\u9762\u306b\u5165\u3063\u305f\u30bf\u30a4\u30df\u30f3\u30b0\u3067opacity\u30920\u304b\u30891\u306b\u5909\u5316\u3055\u305b\u308b\u3060\u3051\u3067\u3001\u5370\u8c61\u7684\u306a\u51fa\u73fe\u6f14\u51fa\u304c\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u7e26\u66f8\u304d\u30c6\u30ad\u30b9\u30c8\u306f\u6a2a\u66f8\u304d\u3068\u6bd4\u3079\u3066\u300c\u5f85\u305f\u305b\u308b\u300d\u611f\u899a\u304c\u3042\u308b\u305f\u3081\u3001\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3068\u306e\u76f8\u6027\u304c\u826f\u304f\u3001\u30d6\u30e9\u30f3\u30c9\u306e\u3053\u3060\u308f\u308a\u3092\u8868\u73fe\u3059\u308b\u30c4\u30fc\u30eb\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30db\u30d0\u30fc\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3068\u3057\u3066\u306f\u3001\u7e26\u66f8\u304d\u306e\u898b\u51fa\u3057\u306b\u30db\u30d0\u30fc\u3057\u305f\u3068\u304d\u306bbackground-color\u304c\u5909\u5316\u3057\u305f\u308a\u3001border\u306e\u8272\u304c\u5909\u308f\u3063\u305f\u308a\u3059\u308b\u52b9\u679c\u304c\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002transform\u30d7\u30ed\u30d1\u30c6\u30a3\u306escale\u3084translate\u306f\u7e26\u66f8\u304d\u8981\u7d20\u306b\u3082\u9069\u7528\u3067\u304d\u307e\u3059\u304c\u3001width\u3068height\u304c\u5165\u308c\u66ff\u308f\u3063\u3066\u3044\u308b\u305f\u3081\u3001translateX\u30fbtranslateY\u306e\u65b9\u5411\u304c\u76f4\u611f\u3068\u9006\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u5b9f\u88c5\u6642\u306f\u5fc5\u305a\u52d5\u4f5c\u78ba\u8a8d\u3057\u306a\u304c\u3089\u8abf\u6574\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 style=\"font-size:18px;font-weight:700;margin:32px 0 16px;padding-left:12px;border-left:4px solid #dc2626;\">\u7e26\u66f8\u304dCSS\u5b9f\u88c5\u306e\u7dcf\u307e\u3068\u3081\uff1a\u30d7\u30ed\u30d1\u30c6\u30a3\u9078\u629e\u30d5\u30ed\u30fc\u30c1\u30e3\u30fc\u30c8<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7e26\u66f8\u304dCSS\u306e\u5b9f\u88c5\u3067\u8ff7\u3063\u305f\u3068\u304d\u306f\u3001\u6b21\u306e\u624b\u9806\u3067\u8003\u3048\u308b\u3068\u6574\u7406\u3067\u304d\u307e\u3059\u3002\u307e\u305a\u300c\u4f55\u3092\u7e26\u66f8\u304d\u306b\u3059\u308b\u306e\u304b\u300d\u3092\u660e\u78ba\u306b\u3057\u307e\u3059\u3002\u898b\u51fa\u3057\u306a\u306e\u304b\u3001\u672c\u6587\u306a\u306e\u304b\u3001\u30b5\u30a4\u30c9\u30d0\u30fc\u30e9\u30d9\u30eb\u306a\u306e\u304b\u306b\u3088\u3063\u3066\u6700\u9069\u306a\u8a2d\u5b9a\u304c\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u898b\u51fa\u3057\u3084\u77ed\u3044\u88c5\u98fe\u30c6\u30ad\u30b9\u30c8\u306e\u5834\u5408\u306fwriting-mode: vertical-rl\u3068text-orientation: upright\u3092\u7d44\u307f\u5408\u308f\u305b\u3001\u82f1\u6570\u5b57\u3082\u542b\u3081\u3066\u7e26\u306b\u7acb\u3066\u308b\u306e\u304c\u7f8e\u3057\u3044\u30c7\u30b6\u30a4\u30f3\u306b\u306a\u308a\u307e\u3059\u3002\u9577\u3044\u672c\u6587\u3092\u7e26\u66f8\u304d\u306b\u3059\u308b\u5834\u5408\u306ftext-orientation: mixed\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff09\u306e\u307e\u307e\u306b\u3057\u3066\u82f1\u6570\u5b57\u306f\u6a2a\u5411\u304d\u306e\u307e\u307e\u306b\u3057\u3001overflow-x\u3092\u30b9\u30af\u30ed\u30fc\u30eb\u53ef\u80fd\u306b\u3057\u3066\u8aad\u307f\u3084\u3059\u3055\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002\u30b5\u30a4\u30c9\u30d0\u30fc\u30e9\u30d9\u30eb\u3084\u77ed\u3044\u30bf\u30b0\u306b\u306f\u7e26\u66f8\u304d\u306btransform: rotate(180deg)\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u3001\u4e0b\u304b\u3089\u4e0a\u306b\u8aad\u3080\u65b9\u5411\u306b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u5bfe\u5fdc\u306f\u3059\u3079\u3066\u306e\u7e26\u66f8\u304d\u5b9f\u88c5\u3067\u5fc5\u8981\u3067\u3059\u3002\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3067\u306f\u7e26\u66f8\u304d\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u5d29\u308c\u3084\u3059\u3044\u305f\u3081\u3001768px\u4ee5\u4e0b\u306e\u30e1\u30c7\u30a3\u30a2\u30af\u30a8\u30ea\u3067writing-mode: horizontal-tb\u306b\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u3092\u5b9f\u88c5\u306e\u521d\u671f\u6bb5\u968e\u304b\u3089\u8a08\u753b\u306b\u7d44\u307f\u8fbc\u3093\u3067\u304f\u3060\u3055\u3044\u3002\u7e26\u66f8\u304dCSS\u306f\u300c\u548c\u98a8\u30fb\u9ad8\u54c1\u8cea\u611f\u30fb\u5dee\u5225\u5316\u300d\u3092\u6f14\u51fa\u3067\u304d\u308b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u9069\u5207\u306b\u4f7f\u3044\u3053\u306a\u3059\u3053\u3068\u3067Web\u30b5\u30a4\u30c8\u306e\u8868\u73fe\u529b\u3092\u5927\u5e45\u306b\u9ad8\u3081\u3089\u308c\u307e\u3059\u3002Claude 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