body,html{margin:0;padding:0;height:100%}*{font-family:HanHei SC,PingHei,PingFang SC,Helvetica Neue,Helvetica,Arial,Microsoft Yahei,Hiragino Sans GB,Heiti SC,WenQuanYi Micro Hei,sans-serif;font-style:normal;font-weight:400}#app{height:100%}