:root{color-scheme:light}html,body,#app{height:100%}body{margin:0;background:#fff;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;line-height:1.6;padding:20px;display:flex;justify-content:center}#app{display:flex;justify-content:center;width:100%}h1,h2,h3{font-weight:700}p,li{margin-bottom:10px}ul,ol{padding-left:20px}.content a{color:#0a84ff;text-decoration:underline}.content a:hover{text-decoration:underline;opacity:.85}.content a:visited{color:#6e6e73}.app-container{width:100%;margin:0 auto;padding:0}.content{max-width:900px;width:100%}