#app{font-family:Helvetica Neue,Helvetica,PingFang SC,Microsoft YaHei,Tahoma,Arial;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;width:100%;padding:0}#app,body{margin:0}.flexV{display:flex;flex-direction:column}.flexH{display:flex;flex-direction:row}.flexM{align-items:center;justify-content:center}.flexT{align-items:flex-start;justify-content:flex-start}.flexBtm{align-items:flex-end;justify-content:center}.flexB{align-items:center;justify-content:space-between}.ASB{justify-self:flex-end}.ASL{align-self:flex-start}