“`
html:
+16%
购入数据
css:
.annular{
width: 100px;
height: 100px;
margin-bottom: 40px;
float: left;
margin-left: 20px;
float: left;
position: relative;
}
.annular:last-child{
margin-left:80px;
}
.circle{
position: absolute;
width: 100px;
height: 100px;
border-radius: 50%;
border:1px solid;
background-color: transparent;
z-index:
