.clearfix:before,
    .clearfix:after {
        content: "";
        display: table;
    }
    .clearfix:after {
        clear: both;
    }
    .clearfix {
        *zoom: 1; /* IE6-7 触发 hasLayout */
    }

    .header {
        background-color: #ffd800;
        text-align: center;
        color: #724031;
        padding-bottom: 10px;
    }
    .logo {
        width: 175px;
        margin-top: 30px;
    }
    .header h1 {
        margin-top: 5px;
        font-size: 20px;
        font-weight: bold;
    }
    .header h2 {
        font-size: 14px;
    }
    .header p {
        margin-top: 10px;
    }
    .header p span {
        color: #ff5e45;
        font-size: 18px;
    }
    .header a {
        background-color: #ff5e45;
        color: #fff;
        font-size: 18px;
        border: none;
        border-radius: 25px;
        height: 50px;
        line-height: 50px;
        padding: 0 40px;
        margin-top: 20px;
        display: inline-block;
        outline: none;
    }

    .footer {
        color: #724031;
        font-size: 14px;
        text-align: center;
        margin-bottom: 20px;
        margin-top: 10px;
    }

    .copyright {
        font-size: 10px;
        margin: 10px;
        text-align: center;
    }

    .category {
        width: 50%;
        float: left;
        font-size: 14px;
        color: #724031;
        margin-top: 15px;
    }
    .category img {
        width: 42px;
        height: 42px;
        float: left;
        margin-left: 24px;
    }
    .category h3 {
        font-size: 14px;
    }
    .category div {
        float: left;
        line-height: 1.4;
        margin: 3px 0 0 8px;
    }
    
#weixin-tip{display:none;position:fixed;left:0;top:0;background:rgba(0,0,0,0.8);filter:alpha(opacity=80);width:100%;height:100%;z-index:100;}
#weixin-tip p{text-align:center;margin-top:1%;padding:0 5%;position:relative;}
#weixin-tip p img{max-width: 100%; height: auto;}
#weixin-tip .close{color:#fff;padding:5px;font:bold 20px/24px simsun;text-shadow:0 1px 0 #ddd;position:absolute;top:0;left:5%;}