css3常见新特性介绍

E:nth-last-child(n), E:nth-of-type(n), E:nth-last-of-type(n), E:last-child, E:first-of-type, E:only-child, E:only-of-type, E:empty, E:checked, E:enabled, E:disabled, E::selection, E:not(s)

border-radius: 50%;

word-wrap: break-word;

.oneline {

    white-space: nowrap; //强制文本在一行内输出

    overflow: hidden; //隐藏溢出部分

    text-overflow: ellipsis; //对溢出部分加上...

}

.multiline {

    display: -webkit-box !important;

    overflow: hidden;

    text-overflow: ellipsis;

    word-break: break-all;

    -webkit-box-orient: vertical;

    -webkit-line-clamp: 2;

}