纯css画三角形,勾等形状
//三角形
.money-ul li.active:after {
content: "";
position: absolute;
bottom: 0;
right: 0;
border-bottom: 13px solid red;
border-left: 15px solid transparent;
}
//勾
.money-ul li.active:before{
content: '';
position: absolute;
width: 7px;
height: 3px;
background: transparent;
bottom: 3px;
right: 0px;
border: 2px solid white;
border-top: none;
border-right: none;
-webkit-transform: rotate(-55deg);
-ms-transform: rotate(-55deg);
transform: rotate(-55deg);
z-index: 9;
}