css绘制三角箭头

.arrawLine{
    height: 42px;
    padding-top: 12px;
}
.arrawLine .arraw1{
    display: inline-block;
    width: 150px;
    height: 6px;
    background: #e4e4e4;
}
.arrawLine .arraw2{
    display: inline-block;
    width: 0;
    height: 0;
    border-width: 8px 0 8px 8px;
    border-style: solid;
    border-color: transparent transparent transparent #e4e4e4;
    position: absolute;
    top: 13px;
    left: 150px;
}