<style type="text/css">.Abstract{
        padding: 15px;
        border: dotted 2px #999;
        color: #999;
        font-family: 'Microsoft Yahei';
        border-radius: 4px;
    }.First{
        margin: 10px 0;
        font-family: 'Microsoft Yahei';
        text-align: left;
        padding: 6px 20px;
        color: #fff;
        background: #55895B;
        font-size: 20px;
        border-radius: 4px;
        clear: both;
    }.Second{
        margin: 10px 0;
        font-family: 'Microsoft Yahei';
        padding: 6px 20px;
        background: #93C8A2;
        color: #fff;
        font-size: 18px;
        border-radius: 4px;
        clear: both;
    }.Third{
        margin: 10px 0;
        padding: 6px 20px;
        font-family: 'Microsoft Yahei';
        margin: 15px 0;
        font-size: 16px;
        color: fff;
        background: #C6EFD2;
        color: #999;
        border-radius: 4px;
        clear: both;
    }.note{
        margin: 10px 0;
        padding: 15px 20px 15px 60px;
        background: #FCFAA9 url('https://images.cnblogs.com/cnblogs_com/libaoheng/305804/o_yellow-pin.png') no-repeat 20px 0;
        font-size: 15px;
        font-family: 'Microsoft Yahei';
        box-shadow: 0 0 8px #aaa;
        clear: both;
    }.demo{
        text-align: left;
        padding: 6px 20px;
        overflow: auto;
        border-radius: 4px;
        background: orange;
        color: #fff;
        font-size: 16px;
        clear: both;
    }.cnblogs_Highlighter{
        border: solid 1px #ccc;
        clear: both;
    }.cnblogs_code{
        background: #EFFFF4;
        border: solid 0px #939393;
        font-size: 14px;
        clear: both;
        padding: 10px 20px;
    }.cnblogs_code pre{
        font-size: 14px;
    }.cnblogs_code span{
        font-family: Courier New;
        font-size: 14px;
    }</style>