.page2-title {
    height: 40px;
    line-height: 40px;
    font-size: 22px;
    color: #666;
    margin-bottom: 20px;
}

    .page2-title span:first-child {
        color: #ff7e00;
        margin-right: 5px;
    }

.page2-li {
    width: 60px;
    height: 30px;
    line-height: 28px;
    text-align: center;
    box-sizing: border-box;
    color: #737373;
    border-radius: 5px;
    border: 1px solid #2857c1;
    margin-right: 30px;
    margin-bottom: 20px;
    cursor: pointer;
}

    .page2-li:hover {
        background: #4678ea;
        color: #fff;
    }

    /*.page2-li:nth-child(12n) {
        margin-right: 0;
    }*/

.page2-BusName {
    height: 30px;
    line-height: 30px;
    background: #f1f1f1;
    color: #666666;
    margin-bottom: 10px;
}
.page2-BusContent {
    padding-bottom:15px;
}
.Bus-name {
    margin-left: 10px;
    font-weight: bold;
}

.baf-li {
    padding-left: 20px;
    padding-right: 20px;
    height: 40px;
    line-height: 40px;
    border-bottom: 2px solid transparent;
    cursor: pointer;
}
.page2-click {
    background: #2857c1;
    color: #fff;
}
.li-click {
    transition: .6s;
    border-bottom-color: #2857c1;
    color: #2857c1;
    font-weight: bold;
}
#BackAndForthImg {
    margin-top:20px;
}
.none {
    display:none;
}
.platformMain ul > li{
            float: left;
            padding-right: 17px;
            background-image: url(../images/platform.png);
            background-position: 21px -74px;
            background-repeat: no-repeat;
            height: 300px;
        }
        .platformMain ul > li:hover .platformBh{
            background-position: 0px -25px;
            color: #fff;
        }
        .platformMain ul > li:hover .platformTitle{
            color: #2857c1;
        }
        .platformBh{
            display: inline-block;
            width: 25px;
            height: 25px;
            line-height: 25px;
            text-align: center;
            border-radius: 100%;
            font-size: 12px;
            color: #737373;
            background-image: url(../images/platform.png);
            background-position: 0px 0px;
            background-repeat: no-repeat;
        }
        .platformTitle{
            text-align: center;
            margin-top: 10px;
            width: 20px;
            font-size: 14px;
            height: auto;
            color: #737373;
        }