.section-partner{overflow: hidden;padding-bottom:200px;position: relative;}
.section-partner .tit{margin-top:100px;font-size: 36px;
  font-weight: 600;line-height:80px;color: #202425;text-align: center;margin-bottom: 100px;}
.section-partner .bg-pic{position: absolute;top:0;left:0;width:100%;}
.section-partner .partner-list .cont{    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;}
.section-partner .partner-item{width:calc(100%/4 - 40px);height:80px;margin:0 20px 40px;}
.section-partner .partner-item img {width: 80%;margin-top: 5px;}
.partner-section{padding-bottom: 80px;}
.partner-list .row{overflow: hidden;line-height: 0;}
.partner-list .row:after {content: ""; display: inline-block; overflow: hidden; width: 100%; vertical-align:top;height:0;}
.partner-item{display: inline-block;vertical-align: top;text-align: center;margin-bottom:20px;width:180px;height: 60px;background: transparent;float: left;}
.section-partner .partner-item:nth-child(4n){margin-right: 0px !important;}