.box1 {
    height: 660px;
    background: url('/images/index-about-bg.png') no-repeat;
    background-size: cover;
    padding-top: 80px;
}

.box1 .left {
    width: 600px;
}

.box1 .left b {
    font-size: 30px;
}

.box1 .left P {
    font-size: 16px;
    margin-top: 20px;
}

.box1 .left span {
    font-size: 20px;
    padding-left: 20px;
}

.box1 .item span {
    font-size: 50px;
    font-weight: bold;
    font-style: oblique;
    color: #E6231F;
}

.box1 .item span:nth-child(2) {
    font-size: 20px;
    padding-left: 5px;
}

.box2 {
    height: 885px;
    background: url('/images/index-box2-bg.png') no-repeat;
    background-size: cover;
    padding-top: 60px;
}

.box2 .tab {
    border-bottom: 2px solid #ccc;

}

.box2 .tab .item {
    cursor: pointer;
    margin-right: 70px;
    height: 60px;
    position: relative;
}

.box2 .tab .active .line {
    display: block !important;
}

.box2 .tab .item span {
    font-size: 20px;
    color: #E6231F;
    padding-left: 10px;
}

.box2 .tab .item .line {
    position: absolute;
    bottom: 0;
    left: 50%;
    margin-left: -36px;
    width: 72px;
    height: 5px;
    margin-top: 15px;
    background: linear-gradient(270deg, #E6231F 0%, #FC3E3E 100%);
    border-radius: 3px 3px 3px 3px;
    display: none;
}

.box2 .cont {
    height: 500px;
    margin-top: 50px;
    background-color: #fff;
    border-radius: 12px;
    padding: 50px;
    position: relative;
}

.box2 .cont .img {
    position: absolute;
    right: 5px;
    top: -80px;
}

.box2 .cont .h1 {
    font-size: 28px;
    font-weight: bold;
}

.box2 .cont .list {
    margin-top: 20px;
    width: 860px;
    height: 290px;
    background: rgba(192, 209, 230, .1);
    padding: 30px;
}

.box2 .cont .list .item {
    width: 240px;
    margin-right: 25px;
    margin-bottom: 50px;
}

.box2 .cont .list .item .tit {
    position: relative;
}

.box2 .cont .list .item .tit span:nth-child(1) {
    color: #E6231F;
    font-weight: bold;
    font-size: 18px;
    font-style: oblique;
}

.box2 .cont .list .item .tit span:nth-child(2) {
    font-size: 18px;
}

.box2 .cont .list .item .tit .bg {
    position: absolute;
    width: 150px;
    height: 7px;
    background: linear-gradient(90deg, rgba(230, 35, 31, 0.48) 0%, rgba(230, 35, 31, 0) 100%);
    left: 0;
    bottom: 0;
}

.box2 .cont .list .item p {
    color: #707070;
    line-height: 1.3;
    margin-top: 10px;
}

.box3 {
    padding: 60px 0;
}

.box3 .picMarquee-left {
    margin-top: 30px;
}

.box3 .picMarquee-left .list {
    width: 1300px;
    height: 400px;
    overflow: hidden;
}

.box3 .picMarquee-left .list .item {
    width: 300px;
    height: 400px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    margin-right: 30px;
}

.box3 .picMarquee-left .list .item .bg {
    transition: all 0.3s;
}

.box3 .picMarquee-left .list .item:hover .bg {
    transform: scale(1.2)
}

.box3 .picMarquee-left .list .item .text {
    position: absolute;
    transition: all 0.3s;
    left: 30px;
    bottom: -20px;
}

.box3 .picMarquee-left .list .item .text h1 {
    color: #fff;
    font-weight: normal;
    font-size: 20px;
    margin-bottom: 10px;
}

.box3 .picMarquee-left .list .item .text span {
    color: #999;
}

.box3 .picMarquee-left .list .item:hover .text {
    bottom: 30px;
}

.box3 .picMarquee-left .list .item .text .btn {
    width: 120px;
    height: 40px;
    background: #FFFFFF;
    opacity: 0;
    transition: all 0.3s;
    margin-top: 20px;
    border-radius: 4px 4px 4px 4px;
}

.box3 .picMarquee-left .list .item .text .btn span {
    color: #E6231F;
}

.box3 .picMarquee-left .list .item .text .btn:hover {
    opacity: 0.7 !important;
}

.box3 .picMarquee-left .list .item:hover .text .btn {
    opacity: 1;
}

.box4 {
    background: #F1F4F9 url('/images/index-box4-bg.png');
    background-size: cover;
    padding-top: 80px;
    padding-bottom: 150px;
}

.box4 .cont {
    padding: 50px;
    background-color: #fff;
    margin-top: 100px;
    position: relative;
}

.box4 .cont .bg {
    position: absolute;
    top: -35px;
    left: 80px;
}

.box4 .cont .left {
    width: 600px;
}

.box4 .cont .left .txt {
    width: 550px;
    font-size: 20px;
}

.box4 .cont .left .picMarquee3 {
    width: 550px;
    height: 200px;
    position: relative;
    overflow: hidden;
}

.box4 .cont .left .picMarquee3 .list .item {
    position: relative;
    height: 200px;
    width: 150px;
    margin-right: 20px;
    padding-top: 50px;
}
.box4 .cont .left .picMarquee3 .list .item img {
    width: 80px;
    height: 80px;
}
.box4 .cont .left .picMarquee3 .list .item:hover .item-hd {
    display: flex;
}

.box4 .cont .left .picMarquee3 .list .item .item-hd {
    position: absolute;
    z-index: 999999999;
    width: 100%;
    top: 0;
    left: 0;
    display: none;
    padding: 10px;
    line-height: 1.5;
    box-shadow: 0px 0px 12px 1px rgba(0, 0, 0, 0.12);
    color: #777;
    border-radius: 5px;
    animation: fade-in 0.3s;
}
.box5{
    padding-top: 80px;
    height: 950px;
    background: url('/images/index-box5-bg.png');
    background-size: cover;
}
.box5 .left{
    background: #F7F8FC;
    width: 800px;
    border-radius: 10px;
    overflow: hidden;
    height:600px;
}
.box5 .left img{
    width: 800px;
    height: 405px;
}
.box5 .left .text{
    padding: 30px;
}
.box5 .left .text .h2{
    font-size: 20px;
    font-weight: bold;
    color: #333333;
    line-height: 1.5;

}
.box5 .left .text .h3{
    margin-top: 20px;
    color: #8D8D8D;
    font-size: 16px;
    line-height: 1.5;
}
.box5 .left .text .h4{
    margin-top: 20px;
    color: #8D8D8D;

}
.box5 .right{
    width: 450px;
}

.box5 .right .hd .item{
    width: 140px;
    height: 60px;
    font-size: 18px;
    cursor: pointer;
    background: #F7F8FC;
    border-radius: 5px;
}
.box5 .right .hd .active{
    color: #fff;
    background: #E6231F;
}
.box5 .right .bd{
    background: #F7F8FC;
    border-radius: 5px;
    margin-top: 20px;
    padding: 20px;
    height: 515px;
}
.box5 .right .bd .h1{
    font-size: 18px;
}
.box5 .right .bd .more{
    color: #0066FF;
}

.box5 .right .bd .list .item img{
    width: 140px;
    height: 80px;
}