.flash4 {
    width: 1440px;
    height: 450px;
    margin: 0px auto;
    margin-bottom: 20px;
    position: relative;
}

.flash4 ul li {
    width: 230px;
    height: 450px;
    border-left: 1px solid #d9dfde;
    position: relative;
    overflow: hidden;
    float: left;
    background: rgba(255, 255, 255, .6)
}

.flash4 ul li .imgTop {
    background: rgba(255, 255, 255, .6);
    width: 100%;
    height: 100%;
}

.flash4 ul li .imgTop.tm {
    background: rgba(255, 255, 255, 1);

}

.flash4 ul li .imgTop img {
    opacity: 0.4;
}

.flash4 ul li .imgTop img.tm {
    opacity: 1;
}


.xinxi_solution_main ul li .right .imgCen {
    width: calc(930px - 110px);
    padding:43px 55px;
    color: #fff;
    position: absolute;
    left: 0;
    top: 0;
    text-indent: 20px;
    opacity: 1
}
.xinxi_solution_main ul li .right .imgCen .con .l{
    float: left;
    width: 55%;
}
.xinxi_solution_main ul li .right .con .l p{
    margin:10px 0;
    padding: 0;
    line-height: 2;
    font-size: 18px;
    width: 100%;
    color: #666666;
    text-indent: 0;
}
.xinxi_solution_main ul li .right .con .r{
    float: right;
    width: 40%;
}
.xinxi_solution_main ul li .right .con .r p{
    margin: 0;
    padding: 0;
    font-size: 16px;
    width: 100%;
    color: #666666;
}
.xinxi_solution_main ul li .right .title{
    font-size: 22px;
    color: #333;
    text-indent: 0;
    position: relative;
    margin-bottom: 25px;
}
.xinxi_solution_main ul li .right .title:after{
    content: "";
    display: block;
    position: absolute;
    width:50px;
    height: 3px;
    left: 0;
    bottom:-10px;
    background: #005aeb;
}
.flash4 ul li .imgBot {
    width: 230px;
    top: 40%;
    font-size: 22px;
    line-height: 60px;
    color: #333;
    text-align: center;
    position: absolute;
}

.flash4 ul li .imgBot p.bt_1 {
    width: 80px;
    line-height: 45px;
    font-size: 16px;
    color: #fff;
    text-indent: 20px;
    float: left;
}

.flash4 ul li .imgBot p.bt_2 {
    width: 458px;
    height: 45px;
    line-height: 45px;
    float: left;
    display: none;
}

.flash4 ul li .imgBot p.bt_2 span {
    font-size: 14px;
    color: #fff;
    padding-right: 30px;
    background: url(../images/part2_icon.png) no-repeat left center;
    padding-left: 10px;
}

.flash4 ul li.first {
    width: 930px;
    background: rgba(255, 255, 255, 1);
}

.flash4 ul li.first .imgCen {
    opacity: 1;

}

.flash4 ul li.first .imgBot {
    left: -300px;
}

.flash4 ul li.fast {
    position: absolute;
    right: 0px;
    bottom: 0px;
}