* {
    font-size: 12px;
    font-family: '微软雅黑';
    list-style: none;
    padding: 0;
    margin: 0;
}

body {
    /* min-width: 1920px; */
}

a {
    text-decoration: none;
}

.w1200 {
    width: 1200px;
    margin: 0 auto;
}

.w1400 {
    width: 1400px;
    margin: 0 auto;
}

.w1600 {
    width: 1600px;
    margin: 0 auto;
}

.header{
    background: #fff;
    position: fixed;
    top: 0;
    width: 100%;
    padding: 24px 0;
}
.header-img{
    width: 1200px;
    margin: 0 auto;
}
.header img{
    width: 112px;
    height: 32px;
}
.content img{
    width: 100%;    
}

/* ----------------footer------------------- */

.footer {
    background: #F7F7F7;
    text-align: center;
}

.footer_list {
    padding: 80px 0;
}

.footer_list>h4 {
    font-size: 24px;
    color: #999999;
}

.footer_ul {
    padding-top: 16px;
}

.footer_ul li {
    width: 300px;
}

.footer_ul a {
    display: block;
    padding-top: 24px;
    font-size: 16px;
    color: #999999;
}

.footer_copyright {
    padding: 40px 0;
}

.footer_copyright span {
    color: #999999;
    display: inline-block;
    font-size: 16px;
    padding-right: 30px;
}

.footer_copyright a {
    color: #999999;
    display: inline-block;
    font-size: 16px;
    padding-right: 30px;
}