.retail {
    background: url(../../img/product/united_system/01.jpg) center center no-repeat;
    background-size: cover;
}
.retail .m-ban-lnk {
    border: none;
    background: #258AFF;
}
.retail-f2-cont {
    position: relative;
    overflow: hidden;
}
.retail-f2-cont>li.active {
    position: relative;
    opacity: 1;
    filter: alpha(opacity=100);
}
.retail-f2-cont>li {
    position: absolute;
    left: 0;
    right: 0;
    opacity: 0;
    transition: opacity .3s cubic-bezier(.02,.01,.47,1);
    filter: alpha(opacity=0);
}
.retail-bg1 {
    background: #fff;
}
.retail-bg2 {
    background: #f1f2f5;
}
.retail-items {
    margin: auto;
    width: 1200px;
    overflow: hidden;
}
.retail-items>li {
    float: left;
}
.retail-items-des1{
    margin-top: 170px;
    width: 340px;
    text-align: left;
}
.retail-items-des2 {
    margin-left: 14px;
    margin-top: 141px;
    width: 375px;
    text-align: left;
}
.retail-items-des3{
    margin-top: 170px;
    width: 410px;
    text-align: left;
}
.retail-items-des4 {
    margin-left: 14px;
    margin-top: 141px;
    width: 375px;
    text-align: left;
}
.retail-items-bg1 {
    margin: 58px 68px 58px 0;
    width: 682px;
    height: 538px;
    background: url(../../img/product/united_system/02.png) center center no-repeat;
}
.retail-items-bg2{
	margin: 64px 0px 70px 70px;
    width: 682px;
    height: 425px;
    background: url(../../img/product/united_system/03.png) center center no-repeat;
}
.retail-items-bg3 {
    margin: 58px 68px 58px 0;
    width: 682px;
    height: 538px;
    background: url(../../img/product/united_system/04.png) center center no-repeat;
}
.retail-items-bg4{
	margin: 64px 0px 70px 70px;
    width: 682px;
    height: 425px;
    background: url(../../img/product/united_system/05.png) center center no-repeat;
}

.retail-link {
    display: block;
    margin-top: 100px;
    height: 40px;
    width: 140px;
    color: #FFF;
    line-height: 40px;
    background: #258AFF;
    border-radius: 4px;
    text-align: center;
}
.retail-link:hover {
    background: #0567FA;
}
.m-ban-lnk:hover {
    background-color: #fff;
    color: #2589ff;
}
.retail-f3-wrap {
    height: 800px;
    background: url(../../img/product/united_system/05.jpg) center no-repeat;
    background-size: cover;
}
.retail-f-oh {
    overflow: hidden;
}
.retail-client {
    margin: 60px auto 0;
    width: 1200px;
}
.retail-client>li {
    float: left;
    margin: 0 60px 80px;
    height: 340px;
    width: 280px;
    text-align: center;
}
.retail-client-icon1 {
    background: url(../../img/product/united_system/06.png) no-repeat center;
}
.retail-client-icon2 {
    background: url(../../img/product/united_system/07.png) no-repeat center;
}
.retail-client-icon3 {
    background: url(../../img/product/united_system/08.png) no-repeat center;
}
.retail-client-icon {
    display: block;
    height: 140px;
}