html{font-family:Helvetica Neue,Helvetica,PingFang SC,Hiragino Sans GB,Microsoft YaHei,"\5FAE \8F6F\96C5 \9ED1 ",微软雅黑,Arial,sans-serif}#app,body,html{height:100%}body{margin:0;background-color:#f6f8fa}a,a:focus,a:hover{text-decoration:none}