.index {
    .index-back {
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        left: 0;
        z-index: 80;
    }

    .index-back-content {
        z-index: 100;
        color: #fff;
        position: absolute;
        top: 0;
        left: 0;
        height: 100%;
        width: 100%;
    }

    .index-back-se {
        font-size: 28px;
        font-weight: 400;
    }

    .index-iocn-title {
        width: 220px;
        height: 44px;
    }

    .index-back-amount {
        font-size: 80px;
        font-weight: 500;
    }

    .index-back-btn {
        width: 354px;
        height: 84px;
    }

    .index-process-img {
        width: 104px;
        height: 104px;
    }

    .background-content-i {
        width: 40px;
        height: 40px;
    }

    .background-content-wrap {
        padding: 24px;
    }
}