.clearfix {
    zoom: 1;
}

.clearfix:after {
    clear: both;
}

.clearfix:before,
.clearfix:after {
    content: '';
    display: table;
}

/* 单行溢出 */
.line-text--1 {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

/* 多行溢出 */
.line-text--2 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.hidden {
    overflow: hidden;
}

.p_l {
    padding-left: 4vw;
}

.p_r {
    padding-right: 4vw;
}

.p_lr {
    padding-left: 4vw;
    padding-right: 4vw;
    box-sizing: border-box;
}
<!--耗时1766546097.4786秒-->