.frame  {
    background-color: #EFEFEF;
}

.page-banner {
    width: 100%;
    height: 663px;
    background: #323232;
}

.banner-title {
    padding-top: 166px;
    text-align: center;
    font-size: 66px;
    font-family: OPPOSans-M, OPPOSans;
    font-weight: normal;
    color: #FFFFFF;
    line-height: 87px;
}

.banner-title-line-left,.banner-title-line-right {
    display: inline-block;
    background-color: #FFFFFF;
    height: 2px;
    width: 126px;
    vertical-align: middle;
}

.banner-case-type {
    text-align: center;
    margin-top: 35px;
}

.case-type-item {
    display: inline-block;
    width: 331px;
    height: 120px;
    border-radius: 61px;
    opacity: 0.5;
    border: 5px solid #FFFFFF;
    font-size: 38px;
    font-family: OPPOSans-M, OPPOSans;
    font-weight: normal;
    color: #FFFFFF;
    line-height: 110px;
    vertical-align: middle;
}

.case-type-item-split {
    display: inline-block;
    width: 106px;
    height: 120px;
    vertical-align: middle;
}

.case-item {
    background-color: white;
    width: calc(100% - 376px);
    height: auto;
    margin-top: 139px;
    margin-bottom: 49px;
    margin-left: 188px;
}