.value-box{position:relative}.value{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hoverValue{position:absolute;width:200px;height:300px;top:0;left:10px;background:#fff;border:1px solid #000;overflow:auto;display:none;z-index:999}.el-message-box{max-height:500px}.el-message-box__content{overflow:auto;max-height:400px}.el-message-box__container{height:100%}.el-message-box__message p{max-height:400px}