#cnblogs_post_body h1 {
    font-size: 20px;
    font-weight: bold;
    background-color: #e0e0e0;
    line-height: 1.5;
    margin: 15px -15px;
    padding: 6px 10px;
    border-bottom: 3px solid #159fe6;
}
#cnblogs_post_body h2 {
    font-size: 21px;
    font-weight: bold;
    line-height: 1.5;
    margin: 10px -5px;
    background-color: #f1efef;
    padding: 6px 5px;
    margin-top:20px;
}
#cnblogs_post_body h3 {
    font-size: 16px;
    font-weight: bold;
    line-height: 1.5;
    margin: 10px 0;
    border-bottom: 1px solid #5a5a50;
    padding-bottom: 5px;
}
.mysign {
    border-top: #e0e0e0 1px dashed;
    border-right: #e0e0e0 1px dashed;
    border-bottom: #e0e0e0 1px dashed;
    border-left: #e0e0e0 1px dashed;
    padding-top: 5px;
    padding-right: 10px;
    padding-bottom: 10px;
    padding-left: 190px;
    background: url(https://images.cnblogs.com/cnblogs_com/fishpro/1453719/o_qrcode_for_gh_8caafe0dbeac_430.jpg) #f5fafb no-repeat 1% 50%;
    font-family: 微软雅黑;
    font-size: 11px;
    background-size: 170px 170px;
}
.cnblogs-markdown code, .cnblogs-post-body code {
    font-family: "Courier New",sans-serif!important;
    font-size: 14px!important;
    line-height: 20px;
    background-color: #f5f5f5!important;
    border: 1px solid #ccc!important;
    padding: 0 5px!important;
    border-radius: 3px!important;
    line-height: 1.8;
    margin: 1px 5px;
    vertical-align: middle;
    display: inline-block;
    color: red;
}