#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;height:100vh;overflow-y:auto;background-color:#f5f5f5;padding:0;margin:0}div{box-sizing:border-box}.text-left{text-align:left}.text-right{text-align:right}.transtion02{transition:all .1s linear}.mb10{margin-bottom:.26667rem}.mb20{margin-bottom:.53333rem}