.case-v1-s1 .bg {
    background-image: linear-gradient(135deg, #2bd1ff, #f8585e);
}

.case-v1-s2 .item:nth-of-type(1) .box {
    background-color: #ed1c24;
}

.case-v1-s2 .item:nth-of-type(1) i {
    color: #fff;
}

.case-v1-s2 .item:nth-of-type(2) .box {
    background-color: #303e48;
}

.case-v1-s2 .item:nth-of-type(2) i {
    color: #fff;
}

.case-v1-s2 .item:nth-of-type(3) .box {
    background-color: #75cffd;
}

.case-v1-s2 .item:nth-of-type(3) i {
    color: #fff;
}

.case-v1-s2 .item:nth-of-type(4) .box {
    background-color: #a33e5c;
}

.case-v1-s2 .item:nth-of-type(4) i {
    color: #fff;
}

.case-v1-s2 .item:nth-of-type(5) .box {
    background-color: #ffffff;
}

.case-v1-s2 .item:nth-of-type(5) i {
    color: #181818;
}

.case-v1-s3.changebg {
    background-color: #000;
}

.case-v1-s3.changebg .c-title-box h3 {
    color: rgba(255, 255, 255, .2);
}

.case-v1-s3.changebg .c-title-box .title {
    color: #fff;
}

.case-v1-s3 .left-box {
    background-color: #ed1c24;
}

.case-v1-s3 .right-box {
    background-color: #303e48;
}

.case-v1-s4 {
    background-color: #000;
}

.case-v1-s6 .bg {
    background-image: linear-gradient(135deg, #2bd1ff, #f8585e);
}
.section-6{
    padding-left: 180px;
    padding-right: 180px;
    padding-top:100px;
}
.section-6 img{
    width: 100%;
}
.section-5{
    padding-top:100px;
}
.section-5 img{
    width: 100%;
}
.three-box{
    display: flex;
}
.t-item{
    flex:1;
    margin-right: 30px;
}
.t-item img{
    width: 100%;
}
.section-4{
    background: #ffffff;
    padding-left: 180px;
    padding-right: 180px;
}
.d-title{
    font-size: 50px;
    font-family: "MiSans Demibold";
    font-weight: normal;
    padding-bottom: 100px;
}
.section-3{
    padding-left: 180px;
    padding-right: 180px;
}
.section-3 img{
    width: 100%;
}