/* nav */
.a_padding:nth-child(3) .li {
    padding-bottom: 24px;
    border-bottom: 2px solid #00ffff;
}

.content_box {
    text-align: center;
    margin-top: 70px;
}

.a_content {
    display: inline-block;
    padding: 4px 36px;
    /*border-right: 1px solid #fff;*/
}

.a_content:last-child {
    border-right: 0;
}

.a_content:hover,.active {
    background:rgba(52,102,217,1);
    padding: 4px 36px;
    border-right: 0;
    color: #fff;
}

.line {
    /*padding: 0 40px;*/
    display: inline-block;
    padding: 0;
    margin: 0;
    font-size:18px;
}

/* 子页面 */
.target_page {
    margin-top: 53px;
}

.computer_box {
    width: 50%;
    height: 510px;
    text-align: center;
    /*background-color: pink;*/
    margin-top: 10px;
}

.computer_box:first-child,.computer_box:nth-child(2) {
    margin-top: 0;
}

.computer_box_child {
    height: 510px;
}

.t_border {
    width:518px;
    height:298px;
    border:14px solid #f2f2f4;
    box-sizing: content-box;
    margin-bottom: 50px;
    border-radius:8px;
    box-shadow: 0px 70px 34px -46px  #ccc;
}

.t_border_pic {
    width:518px;
    height:298px;
}

.computer_box_child:hover .t_border {
    width:538px;
    height:318px;
}

.computer_box_child:hover .t_border_pic {
    width:538px;
    height:318px;
}

.target_title,.target_content {
    text-align: center;
}

.target_title {
    font-family:Microsoft YaHei;
    font-weight:400;
    color:rgba(1,0,66,1);
    line-height:22px;
    margin-bottom: 12px;
}

.target_content {
    margin: 0 auto;
    width: 50%;
    font-family:Microsoft YaHei;
    font-weight:300;
    color:rgba(0,0,0,1);
    line-height:22px;
}

.t_boder_box {
    height: 384px;
}

.bgp {
    background:url(../assets/imgs/share.png) no-repeat center center;
}