隐藏多余溢出文字并显示省略号.css

.txt{
    width:200px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

/*有宽高的元素*/
.box {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}