body{width:100%;height:100%;background-color:#1e35cc;background-image:url(../img/bg1.51faf072.png);background-repeat:no-repeat;background-size:contain;background-position:50%}body .cardList{height:190px;width:380px;margin:auto;margin-top:calc(50vh - 80px)}body .cardList .divItem{width:140px;height:40px;line-height:40px;background-color:#41c3c3;float:left;padding:20px 20px;margin:5px;color:#fff;text-align:center}