*{box-sizing:border-box} img{max-width:100%;height:auto} .post-body{max-width:760px;margin:0 auto;padding:40px 20px;font-family:'Noto Sans JP',sans-serif;color:#1a1a1a;line-height:1.8;font-size:16px} .post-body h2{font-size:24px;font-weight:800;margin:48px 0 16px;padding-bottom:8px;border-bottom:2px solid #4F46E5} .post-body h3{font-size:18px;font-weight:700;margin:32px 0 12px} .post-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px} .post-body th{background:#4F46E5;color:#fff;padding:10px 14px;text-align:left} .post-body td{padding:10px 14px;border:1px solid #e4e8ee} .post-body ul,.post-body ol{margin:0 0 20px 24px} .post-cta{max-width:760px;margin:56px auto 0;padding:36px;background:#F0F0FF;border:1px solid #C7C5F0;border-radius:16px;text-align:center}