*{box-sizing:border-box;margin:0;padding:0}html{width:100%;min-height:100%}body{flex-direction:column;width:100%;min-height:100vh;font-family:PingFang SC,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif;display:flex}main{flex:1}
.site-footer{text-align:center;color:#666;border-top:1px solid #e5e7eb;padding:24px;font-size:14px}.site-footer a{color:inherit;text-decoration:none}.site-footer a:hover{text-decoration:underline}