*,:before,:after{box-sizing:border-box}html,body{color:#1f2329;-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif}.md{word-break:break-word;font-size:15px;line-height:1.7}.md>:first-child{margin-top:0}.md>:last-child{margin-bottom:0}.md p{margin:0 0 8px}.md ul,.md ol{margin:4px 0 8px;padding-left:1.4em}.md li{margin:2px 0}.md strong{font-weight:600}.md table{border-collapse:collapse;max-width:100%;margin:8px 0;font-size:13px;display:block;overflow-x:auto}.md th,.md td{text-align:left;white-space:nowrap;border:1px solid #dfe3ea;padding:6px 10px}.md th{background:#f5f7fa;font-weight:600}.md sup.cite{color:#2563eb;vertical-align:3px;cursor:pointer;background:#e8efff;border-radius:9px;justify-content:center;align-items:center;min-width:17px;height:17px;margin:0 2px;padding:0 4px;font-size:11px;font-weight:600;line-height:1;display:inline-flex}