SOURCE

<h2><small>1</small>添加链接分类</h2>

h2 {
    margin-top: 35px;
    width: auto;
    padding: 5px 20px 6px 20px;
    line-height: 26px;
    font-size: 18px;
    color: #fff;
    font-weight: normal;
    display: inline-block;
    background: #d6623d;
    border-radius: 50px;
}
small {
    width: 25px;
    line-height: 25px;
    text-align: center;
    border-radius: 50%;
    color: #d6623d;
    background: #fff;
    font-weight: 900;
    display: inline-block;
    font-style: normal;
    margin-right: 15px;
    margin-left: -13px;
    font-size: 18px;
}