body *{box-sizing:border-box;flex-shrink:0}body{margin:0;font-family:PingFangSC-Regular,Roboto,Helvetica Neue,Helvetica,Tahoma,Arial,PingFang SC-Light,Microsoft YaHei}button{background-color:#0000;border:1px solid #0000;outline:none;margin:0;padding:0}button:active{opacity:.6}.flex-col{flex-direction:column;display:flex}.flex-row{flex-direction:row;display:flex}.justify-start{justify-content:flex-start;display:flex}.justify-center{justify-content:center;display:flex}.justify-end{justify-content:flex-end;display:flex}.justify-evenly{justify-content:space-evenly;display:flex}.justify-around{justify-content:space-around;display:flex}.justify-between{justify-content:space-between;display:flex}.align-start{align-items:flex-start;display:flex}.align-center{align-items:center;display:flex}.align-end{align-items:flex-end;display:flex}