.banner {
    position: relative;
}

.banner-img {
    display: block;
    width: 100%;
    height: auto;
}

.banner-bottom .banner-text {
    position: absolute;
    top: 44.333%;
    width: 100%;
    text-align: center;
    font-size: 36px;
    color: #fff;
}

.banner-bottom .banner-text-box {
    position: absolute;
    top: 20%;
    width: 100%;
    text-align: center;
}

.banner-text-box {
    width: 100%;
    position: absolute;
    top: 20%;
}

.banner-text-box .banner-text {
    width: 1200px;
    margin: 0 auto;
    text-align: left;
    color: #fff;
    font-family: SourceHanSansCN-Regular;
    font-size: 36px;
}

.banner-text-box .banner-description {
    width: 1200px;
    margin: 40px auto;
    text-align: left;
    font-family: SourceHanSansCN-Regular;
    font-size: 16px;
    line-height: 28px;
    color: #fff;
}

.go-log-bottom {
    margin-top: 30px;
    display: block;
    width: 129px;
    height: 40px;
    line-height: 38px;
    padding-left: 9px;
    box-sizing: border-box;
    text-align: center;
    font-size: 14px;
    color: #fff;
    border-radius: 20px;
    border: 1px solid #fff;
}

.step1-box,
.step3-box {
    background: #fff;
}

.step2-box {
    background: url(/img/solutionIntegral/bj2.jpg?v=20200119v01) no-repeat left top;
}

.step4-box {
    background: url(/img/solutionIntegral/bj4.jpg?v=20200119v01) no-repeat left top;
}

.step-box {
    width: 1200px;
    height: 500px;
    margin: 0 auto;
}

.step {
    padding-top: 42px;
    font-size: 30px;
    color: #333;
}

.step1-box .content-img {
    margin-top: 20px;
}

.step2-box .content-img {
    margin-top: 40px;
}

.step3-box .content-img {
    margin-top: 60px;
}

.step4-box .content-img {
    margin-top: 80px;
}

.step1 {

    background: url(/img/solutionIntegral/one.png?v=20200119v01) no-repeat left top /66px;
}

.step2 {
    background: url(/img/solutionIntegral/two.png?v=20200119v01) no-repeat left top /66px;
}

.step3 {
    background: url(/img/solutionIntegral/three.png?v=20200119v01) no-repeat left top /66px;
}

.step4 {
    background: url(/img/solutionIntegral/four.png?v=20200119v01) no-repeat left top /66px;
}

.content {
    width: 456px;
    margin-top: 102px;
}

.down-icon {
    margin-top: 21px;
    margin-bottom: 17px;
}

.description {
    padding-top: 48px;
    font-family: SourceHanSansCN-Regular;
    font-size: 15px;
    line-height: 26px;
    letter-spacing: 1px;
    color: #333333;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.banner-bottom {
    position: relative;
}

.banner-bottom .banner-text {
    top: 30.452%;
}

.go-register-bottom {
    position: absolute;
    left: 50%;
    top: 60.082%;
    margin-left: -77px;
    width: 152px;
    height: 42px;
    line-height: 40px;
    padding-left: 9px;
    box-sizing: border-box;
    text-align: center;
    font-size: 14px;
    color: #fff;
    border-radius: 21px;
    border: 1px solid #fff;
}

.mobile {
    display: none;
}

.banner-text-box-mobile {
    position: absolute;
    top: 0;
    width: 100%;
    color: #fff;
}

.banner-text-box-mobile h1 {
    font-size: .34rem;
    text-align: center;
    margin-top: 1rem;
}

.banner-text-box-mobile p {
    font-size: .24rem;
    text-align: center;
    margin-top: .3rem;
}

@media screen and (max-width: 750px) {
    .pc {
        display: none;
    }

    .mobile {
        display: block;
    }

    .banner-text {
        top: 50%;
        width: 5.04rem;
        line-height: .46rem;
        margin-top: -.46rem;
        font-size: .32rem;
    }

    .step-box {
        width: auto;
        height: auto;
        padding: 0 .4rem .4rem;
        overflow: hidden;
    }

    .content-img {
        margin-top: .22rem !important;
    }

    .step {
        padding-top: .62rem;
        background: none;
        font-size: .32rem;
        color: #2c2c2e;
    }

    .step1 {
        background: url(/img/solutionIntegral/one.png?v=20200119v01) no-repeat left .3rem /.5rem;
    }

    .step2 {
        background: url(/img/solutionIntegral/two.png?v=20200119v01) no-repeat left .3rem /.5rem;
    }

    .step3 {
        background: url(/img/solutionIntegral/three.png?v=20200119v01) no-repeat left .3rem /.5rem;
    }

    .step4 {
        background: url(/img/solutionIntegral/four.png?v=20200119v01) no-repeat left .3rem /.5rem;
    }

    .content {
        width: 3.83rem;
        margin-top: 0;
    }

    .content-img {
        width: 2.63rem;
    }

    .down-icon {
        width: .52rem;
        margin: .2rem 0 .14rem;
    }

    .description {
        font-size: .22rem;
        line-height: .34rem;
        padding-top: .3rem;
    }

    .banner-bottom .banner-text {
        top: 50%;
        margin-top: -.15rem;
        line-height: 1;
        font-size: .3rem;
    }
}