body{margin:0;-moz-osx-font-smoothing:grayscale;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,Helvetica,Segoe UI,Arial,Roboto,PingFang SC,miui,Hiragino Sans GB,Microsoft Yahei,sans-serif}body,html{height:100%}html{box-sizing:border-box}#app{height:100%}.van-nav-bar .van-icon{color:#323233}