body{
    background: url('./Artboard.png') no-repeat;
    background-size:100% 500px;
    background-attachment: fixed;
    top: 0px;
    min-width: 1200px;
}

/* 广告商列表 */
.banner-index {
    height: 500px;
}
.list {
    background-color: #fff;
    width: 100%;
    padding-bottom: 70px;
    min-width: 1200px;
    display:table;
    /* overflow: hidden; */
}
.list-center {
    width: 900px;
    margin: 0 auto;
}
.list-center .list-news {
    margin-top: 80px;
}
.list-center li {
    width:100%;
    height: 152px;
    margin-top: 60px;
    padding: 0 20px;
}
.list-span {
    height: 22px;
    line-height: 24px;
    padding: 0 10px;
    border: 1px solid #999999;
    border-radius: 100px;
    font-size: 12px;
    color: #999999;
}
.list-center li:hover .list-span {
    border: 1px solid #79589F;
    color:#79589F;
}
.list-center li:hover .list-more {
    background-color: #79589F;
    color: #fff;
}
.list-title {
    font-size: 20px;
    color: #79589F;
    font-weight: 700;
    line-height: 48px;
}
.list-detail {
    margin-top: 8px;
    font-size: 14px;
    color: #333333;
    line-height: 20px;
}
.list-left {
    width: 585px;
    float: left;
}
.list-more {
    margin-top: 50px;
    margin-right:5%;
    display: inline-block;
    float: right;
    font-size: 16px;
    color: #79589F;
    letter-spacing: 1.33px;
    padding: 9px 35px;
    border: 1px solid #79589F;
}

/* 广告格式 */
.format {
    overflow: hidden;
    width: 100%;
    background-color:#F9F3FF;
}
.format-center {
    width: 950px;
    margin: 0 auto;
}
.format-bold {
    font-weight: 700;
    text-align: center;
    margin-top: 80px;
    font-size: 22px;
    color: #333333;
    letter-spacing: 1.83px;
}
.format-center ul {
    margin-top: 38px;
    height: 420px;
}
.format-center li {
    width: 271px;
    float: left;
    margin-bottom: 68px;
    margin-right: 7.2%;
}
.format-center li:nth-child(3) {
    margin-right: 0px;
}
.format-center li img{
    width: 271px;
    height: 250px;
}
.format-title {
    font-size: 22px;
    color: #79589F;
    text-align: center;
    line-height: 50px;
}
.format-detail {
    text-align: center;
    height: 66px;
    line-height: 22px;
    padding: 0 20px;
    font-size: 16px;
    color: #333333;
}

/* 合作伙伴 */
.cooperation {
    text-align: center;
    width: 100%;
    overflow: hidden;
    min-width: 1200px;
    height: 400px;
    background: url('./timeg.png') no-repeat center center;
    background-size:cover;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.cooperation ul {
    margin: 0 auto;
    display: block;
    height: 140px;
    width: 740px;
    margin-top: 45px;
}
.cooper-title {
    width: 100%;
    text-align: center;
    font-size: 28px;
    color: #FFFFFF;
    letter-spacing: 0.2em;
    margin-top: 60px;
}
.cooper-single {
    width: 100px;
    height: 140px;
    margin-right: 60px;
}
.cooper-single:nth-child(5) {
    margin-right: 0px;
}
.cooper-single img {
    width: 100px;
    height: 100px;
}
.cooper-single span {
    margin-top: 12px;
    width: 100%;
    display: inline-block;
    text-align: center;
    font-size: 16px;
    color: #FFFFFF;
    letter-spacing: 0;
}