@charset "utf-8";

.section {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    background-size: cover;
}

.tb {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    max-width: var(--max_width);
    margin: auto;
    margin-top: 60px;
    margin-bottom: 60px;
}

.thead {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
}

.title {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    font-size: 4rem;
    font-family: "Oswald", sans-serif;
    text-transform: uppercase;
    line-height: 1.2;
}
@media (max-width:767px){
    .title{
        font-size: 2.5rem;
    }
}
.tbody {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    margin-top: 40px;
}
.tfoot{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    text-align: center;
    position: static;
    margin-top: 40px;
    background-color: transparent;
    border: none;
}
a.more{
    margin: auto;
    display: block;
    width: 150px;
    line-height: 40px;
    height: auto;
    overflow: hidden;
    text-align: center;
    color:#fff;
    border-radius: 10px;
}
a.more:hover{
    background-color: #fff;
    color: #000;
}
.banner_list{
    margin: auto;
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    height: calc(100vw*900/1920);
    max-width: 1920px;
    position: relative;
}
.banner_list .slick-dots {
    display: flex;
    display: -webkit-flex;
    column-gap: 5px;
    justify-content: center;
    margin: auto;
    padding: 0px;
    position: absolute;
    left: 0px;
    right: 0px;
    bottom: 20px;
}

.banner_list .slick-dots>li {
    list-style: none;
    width: 50px;
    height: 10px;
    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 10px;
}

.banner_list .slick-dots>.slick-active {
    background-color: var(--hover_color);
}

.banner_list .slick-dots>li>button {
    display: none;
}

.banner_pic {
    display: block;
    width: 100%;
    height: auto;
    overflow: hidden;
    background-size: cover;
}

a.banner_link {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    outline: none;
}


.about {
    display: grid;
    grid-template-columns: 45% auto;
    row-gap:20px;
    width: auto;
    height: auto;
    overflow: hidden;
    background-color: var(--back_color);
}
@media (max-width:767px){
    .about{
        grid-template-columns:auto;
    }
}
.about_left {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
}

.about_right {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    padding: 40px;
}
@media (max-width:767px){
    .about_right{
        padding: 20px;
        padding-bottom: 40px;
    }
}
.about_pic {
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
    object-fit: cover;
}

.about_content {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
}

a.about_path {
    display: block;
    width: 160px;
    height: auto;
    line-height: 50px;
    overflow: hidden;
    border: 2px solid var(--color);
    color: var(--color);
    text-align: center;
    margin-top: 20px;
}

a.about_path:hover {
    border: 2px solid var(--hover_color);
    color: var(--hover_color);
}

.idea_list {
    display: flex;
    display: -webkit-flex;
    flex-direction: column;
    row-gap: 15px;
    width: auto;
    height: auto;
    overflow: hidden;
    margin-top: 30px;
}

.idea_tb {
    display: flex;
    display: -webkit-flex;
    column-gap: 10px;
    justify-content: space-between;
    width: auto;
    height: auto;
    overflow: hidden;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color);
}

a.idea_name {
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    width: auto;
    height: auto;
    overflow: hidden;
}

.case_date {
    white-space: nowrap;
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
}

.case_list {
    display: flex;
    display: -webkit-flex;
    flex-direction: column;
    row-gap: 15px;
    width: auto;
    height: auto;
    overflow: hidden;
    margin-top: 30px;
}

.case_tb {
    display: flex;
    display: -webkit-flex;
    column-gap: 10px;
    justify-content: space-between;
    width: auto;
    height: auto;
    overflow: hidden;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color);
}

a.case_name {
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    width: auto;
    height: auto;
    overflow: hidden;
}

.case_date {
    white-space: nowrap;
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    color: var(--hover_color);
}

.youshi_list {
    display: flex;
    display: -webkit-flex;
    flex-direction: column;
    row-gap: 20px;
    width: auto;
    height: auto;
    overflow: hidden;
}

.youshi_tb {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    background-color: var(--back_color);
    padding: 20px;
}

.youshi_thead {
    display: flex;
    display: -webkit-flex;
    align-items: center;
    column-gap: 10px;
    width: auto;
    height: auto;
    overflow: hidden;
}

.youshi_name {
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    font-size: 2rem;
}

.youshi_miaoshu {
    display: none;
    width: auto;
    height: auto;
    overflow: hidden;
    margin-top: 10px;
}
.youshi_on{
    display: block;
}
.youshi_fold{
    width: 40px;
    height:40px;
    background-color: var(--back_color);
    display: flex;
    display: -webkit-flex;
    justify-content: center;
    align-items: center;
    font-size:2rem;
    cursor: pointer;
}
.youshi_fold:hover{
    background-color: var(--hover_color);
    color: #fff;
}
.product_list{
    display: grid;
    grid-template-columns: calc(25% - 60px/4) calc(25% - 60px/4) calc(25% - 60px/4) calc(25% - 60px/4);
    row-gap: 20px;
    column-gap: 20px;
    width: auto;
    height: auto;
    overflow: hidden;
}
@media (max-width:767px){
    .product_list{
        grid-template-columns: calc(50% - 10px/2) calc(50% - 10px/2);
        row-gap: 10px;
        column-gap: 10px;
    }
}
.product_tb{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    position: relative;
}
.product_tb:hover>a.product_path{
    transform: scale(1,1);
}
.product_pic{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    position: relative;
    background-color: #fff;
    padding-bottom: 100%;
}
.product_name{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    padding: 10px;
    text-align: center;
}
a.product_path{
    display: flex;
    display: -webkit-flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    font-size: 2rem;
    width: auto;
    height: auto;
    overflow: hidden;
    position: absolute;
    left: 0px;
    right: 0px;
    top:0px;
    bottom: 0px;
    transform: scale(0,0);
    background-color: rgba(0,0,0,0.6);
}
.history{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    border-bottom: 1px solid var(--back_color);
}
.history_thead{
    display: flex;
    display: -webkit-flex;
    row-gap: 10px;
    width: auto;
    height: auto;
    overflow: hidden;
    align-items: baseline;
    max-width: var(--max_width);
    margin: auto;
}
@media (max-width:767px){
    .history_thead{
        flex-direction: column;
    }
}
.history_thead_list{
    display: flex;
    display: -webkit-flex;
    width: auto;
    height: auto;
    overflow: auto;
    margin-left: auto;
    white-space: nowrap;
}
@media (max-width:767px){
    .history_thead_list{
        margin-left: unset;
        width: 100%;
    }
}
.history_thead_item{
    background-color: var(--back_color);
    padding: 5px;
    padding-left: 20px;
    padding-right: 20px;
    width: auto;
    height: auto;
    overflow: hidden;
    flex-shrink: 0;
}
.history_on{
    background-color:var(--hover_color);
    color: #fff;
}
.history_tbody{
   
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;   
    padding: 30px;
   
    border-bottom: 1px solid var(--back_color);
}
@media (max-width:767px){
    .history_tbody{
        padding: 10px;
    }
}
.history_name{
    margin: auto;
    display: none;
    width: auto;
    height: auto;
    overflow: hidden;
    max-width: var(--max_width);
}
.history_name_on{
    display: block;
}
.news_back{
    background-color: var(--back_color);
}
.news_list{
    display: grid;
    grid-template-columns: calc(33.3% - 60px/3 ) calc(33.3% - 60px/3 ) calc(33.3% - 60px/3 );
    column-gap: 30px;
    row-gap: 30px;
    width: auto;
    height: auto;
    overflow: hidden; 
}
@media (max-width:767px){
    .news_list{
        grid-template-columns:auto;
    }
}
.news_tb{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden; 
    position: relative;
    background-color: rgba(255,255,255,1);
    color: #000;
}
.news_pic{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden; 
    background-size: cover;
    padding-bottom: 75%;
}
.news_right{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden; 
    padding: 20px;
}
.news_name{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp:2;
    width: auto;
    height: auto;
    overflow: hidden; 
    font-size: 1.5rem;
    line-height: 1.2;
}
.news_miaoshu{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    width: auto;
    height: auto;
    overflow: hidden; 
    margin-top: 10px;
    margin-bottom: 10px;
}
a.news_path{
    display: block;
    width: 120px;
    height: auto;
    line-height: 40px;
    overflow: hidden; 
    border: 2px solid #000;
    color: #000;
    text-align: center;
    border-radius: 5px;
}
a.news_path:hover{
    border-color:transparent;
    background-color: var(--hover_color);
    color: #fff;
}
.client_list{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
}
.client_tb{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
    text-align: center;
}
.client_pic{
    margin: auto;
    display: block;
    width: 80px;
    height: 80px;
    overflow: hidden;
    background-size: cover;
    background-position:center;
    background-repeat: no-repeat;
    border-radius: 50%;
}
.client_name{
    font-weight: bold;
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
}
.client_miaoshu{
    display: block;
    width: auto;
    height: auto;
    overflow: hidden;
}
.client_list .slick-dots {
    display: flex;
    display: -webkit-flex;
    column-gap: 5px;
    justify-content: center;
    margin: auto;
    padding: 0px;
}

.client_list .slick-dots>li {
    list-style: none;
    width: 10px;
    height: 10px;
    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 10px;
}

.client_list .slick-dots>.slick-active {
    background-color: var(--hover_color);
}

.client_list .slick-dots>li>button {
    display: none;
}