*,:after,:before{box-sizing:border-box}body,html{min-height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Noto Sans SC,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button,input,select,textarea{font:inherit}a{color:inherit}canvas,img,svg,video{display:block;max-width:100%}