.banner {
    background-image: url(../img/common/banner.png);
    background-position: center;
}

.case-reat-zs {
    border-radius: 36px;
    padding: 14px 24px 14px 9px;
}

.tik-tok-title {
    display: flex;
    margin-top: 90px;
    margin-bottom: 25px;
}

.tik-tok-title .title {
    margin-left: 22px;
    font-size: 34px;
    font-weight: 400;
    color: #262250;
    line-height: 48px;
}

.case-one {
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-one .left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: self-start;
}

.case-one .left .case-reat-zs:first-child {
    margin-bottom: 80px;
}

.case-one .center {
    margin: 0 43px 0 30px;
    font-size: 0;
}

.case-one .right {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: self-start;
}

.case-one .right .case-reat-zs:not(:last-child) {
    margin-bottom: 60px;
}

.case-one .case-reat-zs .title {
    margin-left: 15px;
}

.case-two {
    padding: 150px 0 100px;
    text-align: center;
}

.case-two .case-line-title {
    font-size: 16px;
    font-weight: 400;
    color: rgba(38, 34, 80, .5);
    line-height: 24px;
    margin-top: 30px;
    display: flex;
    justify-content: center;
    text-align: left;
}