.case_scroll {
    width: 100%;
    height: 20rem;
    position: relative;
    margin-bottom: 2rem;
}

.case_scroll_title {
    line-height: 4rem;
    width: 20rem;
    color: #fff;
    font-size: 1.2rem;
    text-align: center;
    background-color: #ed220c;
    position: absolute;
    bottom: -2rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    border-radius: 100rem;
}

.case_company {
    width: 64rem;
    margin: 0 auto;
    padding: 4rem 2rem 2rem;
    max-width: 100%;
}

.case_company>li {
    width: 25%;
    font-size: .7rem;
    padding: .2rem 0;
}

.case_image {
    width: 64rem;
    margin: 0 auto;
    padding: 2rem 2rem 4rem;
    max-width: 100%;
    overflow: hidden;
}

.case_image>div {
    width: calc(100% + 0.5rem);
}

.case_image>div>div {
    margin-right: .5rem;
    height: 8rem;
}

/* 合作客户 */
.client_main {
    width: 64rem;
    margin: 0 auto;
    padding: 2rem;
    max-width: 100%;
    overflow: hidden;
}

.case_company>div {
    width: calc(100% + 1rem);
}

.client_list {
    width: calc(25% - 1rem);
    margin: 0 1rem 1rem 0;
    height: 14rem;
    background-color: #fff;
    position: relative;
    overflow: hidden;
}

.client_list>img {
    width: 80%;
}

.client_list:hover>img {
    filter: blur(.4rem);
    transform: scale(1.1);
    -webkit-transform: scale(1.1);
}

.client_list:hover {
    box-shadow: 0 1rem 1rem rgba(0, 0, 0, 0.1);
    transform: translate(0%, -0.2rem);
    -webkit-transform: translate(0%, -0.2rem);
}

.client_main_hover {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background-color: rgba(237, 34, 12, 0.8);
    color: #fff;
    padding: 1rem;
    opacity: 0;
    transform: translate(0%, 100%);
    -webkit-transform: translate(0%, 100%);
}

.client_main_hover_title {
    font-size: 1rem;
    padding-top: 1rem;
    text-align: right;
}

.client_main_hover_text {
    font-size: .7rem;
    overflow: auto;
}

.client_list:hover .client_main_hover {
    opacity: 1;
    transform: translate(0%, 0%);
    -webkit-transform: translate(0%, 0%);
}

/*  */

.business_main_left {
    font-size: .9rem;
    color: #5f5f5f;
    line-height: 2rem;
}

.business_main_left>li {
    margin-right: 2rem;
    position: relative;
}

.business_main_left>li>div {
    width: 0;
    right: 0;
    bottom: 0;
    position: absolute;
    height: .1rem;
    background-color: #ed220c;
}

.business_main_left>li:hover div {
    width: 100%;
    left: 0;
}

.business_main_left>li:hover {
    color: #ed220c;
}

.business_mainleft_clack {
    color: #ed220c;
}

.business_mainleft_clack div {
    width: 100% !important;
}

.business_mainright_icon {
    width: .7rem;
}

.business_mainright_list {
    position: relative;
    font-size: .7rem;
    color: #5f5f5f;
    padding: 0 .5rem;
}

.business_mainright_b>div:nth-last-of-type(1) {
    color: #ed220c;
}

.business_mllist_icon {
    width: .4rem;
    height: .4rem;
    border-top: .1rem solid #aaa;
    border-right: .1rem solid #aaa;
    transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    position: relative;
}

.client_main_top {
    width: 64rem;
    margin: 0 auto;
    padding: 2rem 2rem 0;
    max-width: 100%;
    overflow: hidden;
}