*{margin:0;padding:0;box-sizing:border-box}#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f5f5f5;min-height:100vh}.tabbar{position:fixed;bottom:0;left:0;right:0;display:flex;background:#fff;box-shadow:0 -2px 10px rgba(0,0,0,.1);padding-bottom:env(safe-area-inset-bottom)}.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;padding:10px 0;color:#999;text-decoration:none;font-size:12px}.tab-item.active{color:#1989fa}.tab-item .van-icon{margin-bottom:4px}