.content{color:#333;background:#fff;line-height:28px;padding:20px;font-size:15px;word-break:break-word}.content h1{font-size:20px;text-align:center;margin:10px 0 16px;color:#222}.content h2{font-size:17px;margin:24px 0 10px;color:#222;border-left:4px solid #2d8cf0;padding-left:8px}.content h3{font-size:15px;margin:18px 0 8px;color:#222}.content h4{font-size:14px;margin:14px 0 6px;color:#444}.content p,.content ul{margin:8px 0}.content ul{padding-left:20px}.content li{margin:6px 0}.content a{color:#2d8cf0;word-break:break-all}.meta{color:#888;font-size:13px;line-height:22px;text-align:center;margin-bottom:16px}.tip{background:#f7f9fb;border:1px solid #e6ebf0;border-radius:6px;padding:12px 14px;margin-bottom:8px}.toc{color:#555;font-size:14px}.table-wrap{overflow-x:auto;margin:10px 0 14px;-webkit-overflow-scrolling:touch}.c-table{border-collapse:collapse;font-size:13px;line-height:21px;min-width:100%}.c-table td,.c-table th{border:1px solid #dfe3e8;padding:8px;text-align:left;vertical-align:top;min-width:110px}.c-table th{background:#f2f5f8;color:#222;white-space:nowrap}