那个倒三角我试了很久还是出不了,肿么回事了。
.st-container input:checked + a:after{
content: "";
width: 0;
height: 0;
overflow: hidden;
border: 20px solid transparent;
border-bottom-color: #821134;
position: absolute;
bottom:100%;
left: 50%;
}
.st-container input:checked + a:after{
content: "";
width: 0;
height: 0;
overflow: hidden;
border: 20px solid transparent;
border-bottom-color: #821134;
position: absolute;
bottom:100%;
left: 50%;
}
2015-06-26