/*清除浮动*/
.clearfix {
    overflow: auto;
    zoom: 1;
}

/*自动垂直居中*/
.autoCenter {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    transform-origin: 50% 50%;
    display: block;
}

/*文字行数处理 后面用scss函数改进*/
.txtLine3 {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
    line-height: 18px;
    max-height: 54px;
}

.txtLine2 {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    line-height: 22px;
    max-height: 44px;
}

.txtLine {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}