.activity-class-begin-contain[data-v-07b68ff9]{height:100%;position:relative}.activity-class-begin-contain .class-li[data-v-07b68ff9]{float:left;width:calc(33.3% - 20px);margin:0 20px 20px 0}.activity-class-begin-contain .class-li .li-name[data-v-07b68ff9]{font-size:14px;line-height:26px;color:#606266;margin:0}