.banner {
    background: url(../images/solution/bg.png?v=20230415115910) no-repeat center;
    height: 500px;
}
.banner h1 {
    padding-top: 160px;
}
.s_nav ul {
    width: 400px;
    margin: auto;
}
.s_nav ul li {
    width: 200px;
    height: 60px;
    float: left;
    text-align: center;
}
.s_nav ul li.active {
    border-bottom: 2px solid #037aff;
}
.s_nav ul li.active a {
    color: #037aff;
}
.s_nav ul li a {
    font-size: 20px;
    font-weight: 400;
    text-align: center;
    color: #222222;
    line-height: 60px;
}
.solute {
    padding: 100px 0;
}
.solute h1 {
    margin-bottom: 50px;
    text-align: center;
    font-size: 34px;
    font-weight: 500;
    text-align: center;
    color: #222222;
    line-height: 51px;
}
.common {
    background: linear-gradient(90deg,#fdfdff 50%, #f9fafd 70%);
}
.common ul li {
    width: 584px;
    height: 280px;
    float: left;
    position: relative;
    margin-right: 30px;
}
.common ul li:last-child {
    margin-right: 0;
}
.common .common-brief {
    width: 240px;
    height: 100%;
    padding: 30px;
    z-index: 20;
}
.common ul li:first-child .common-brief {
    background: url(../images/solution/bg_normal1.png?v=20230415115910) no-repeat center;
    background-size: contain;
}
.common ul li:last-child .common-brief {
    background: url(../images/solution/bg_normal2.png?v=20230415115910) no-repeat center;
    background-size: contain;
}
.common .common-brief h2 {
    font-size: 22px;
    font-weight: 500;
    text-align: left;
    color: #ffffff;
    line-height: 33px;
    margin: 10px 0 20px;
}
.common .common-brief p {
    font-size: 14px;
    font-weight: 400;
    text-align: left;
    color: #ffffff;
    line-height: 21px;
    margin-top: 10px;
}
.common .common-brief .icon {
    display: inline-block;
    width: 43px;
    height: 44px;
}
.common .common-brief .icon1 {
    background: url(../images/solution/icon1.png?v=20230415115910) no-repeat center;
    background-size: contain;
}
.common .common-brief .icon2 {
    background: url(../images/solution/icon2.png?v=20230415115910) no-repeat center;
    background-size: contain;
}
.common .common-img {
    right: -4px;
    top: 0;
}
.common .common-img img {
    display: block;
}
.trade ul li {
    width: 300px;
    height: 400px;
    position: relative;
    float: left;
}
.trade-breif {
    width: 300px;
    height: 120px;
    opacity: 0.9;
    background: #ffffff;
    padding: 20px;
    color:#333333;
}
.trade-breif h3 {
    margin-bottom: 10px;
}
.trade-breif span {
    margin-right: 15px;
}
.trade ul li:nth-child(2n) .trade-breif {
    top: 0;
}
.trade ul li:nth-child(2n-1) .trade-breif {
    bottom: 0;
}
.trade ul li .trade-breif:hover {
    background: #037aff;
    color: #fff;
}