/*第四屏*/
.row-4{
    background: #141525;
    padding-top: 3%;
}

.row-4 .b4_wrap{
    width: 62.5%;
    margin: 0 auto;
    overflow: hidden;
}
.row-4 .b4_wrap .b4_tit{
    font-size: 40px;
    color: #4285f4;
    text-align: left;
}
.row-4 .b4_wrap .b4_line1{
    width: 38%;
    height: 1px;
    background: #4285f4;
    margin: 3% 0 6px;
}
.row-4 .b4_wrap .b4_line2{
    width: 18%;
    height: 1px;
    background: #4285f4;
}
.row-4 .b4_wrap .b4_item_wrap{
    width: 100%;
    margin: 8% auto 0;
    text-align: left;
}
.row-4 .b4_wrap .b4_item_wrap li{
    width: 287px;
    float: left;
    margin: 0 10px 7% 0;
    border: 1px solid #9e9e9e;
    height: 309px;
}
.row-4 .b4_wrap .b4_item_wrap .b4_item_con{
    width: 100%;
    margin: 0 auto;
    padding-bottom: 7%;
    overflow: hidden;
}
.row-4 .b4_wrap .b4_item_wrap .border-none{
    border-bottom: none;
}
.row-4 .b4_wrap .b4_img{
    float: left;
    width: 100%;
}
.row-4 .b4_wrap .b4_img img{
    width: 100%;
}
.row-4 .b4_wrap .b4_txt{
    float: left;
    width: 100%;
    padding: 0 2.5%;
    height: 134px;
}
.row-4 .b4_wrap .b4_txt h6,
.row-4 .b4_wrap .b4_txt .tit1{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    font-size: 18px;
    margin: 11px 0 5px;
    color: #fff;
    line-height: 50px;
    text-align: center;
    max-height: 100px;
}
.row-4 .b4_wrap .b4_txt p{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
    font-size: 12px;
    color: #dbdbdb;
    line-height: 1.2;
}
.row-4 .b4_wrap .b4_txt span{
    font-size: 12px;
    color: #dbdbdb;
}
/*分页*/
.page .pagination>li>a,
.page .pagination>li>span {
    margin-left: 12px;
    color: #ffffff;
    background-color:transparent;
    border-radius: 4px;
}

/*分页得到焦点的样式*/
.pagination>li>a:hover,
.pagination>li>span:hover,
.pagination>li>a:focus,
.pagination>li>span:focus {
    z-index: 2;
    color: #ffffff;
    border-color: #fff;
}
.pagination>.disabled>a,
.pagination>.disabled>a:focus,
.pagination>.disabled>a:hover,
.pagination>.disabled>span,
.pagination>.disabled>span:focus,
.pagination>.disabled>span:hover{
    border-color: #ddd;
    background-color: #ddd;
}
/*手机、pad屏幕*/
@media screen and (max-width: 768px) {
    .row-4 .b4_wrap{
        width: 90%;
    }
    .row-4 .b4_wrap .b4_tit{
        font-size: 30px;
    }
}