/* header */
.header {
    left: 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 999;
    height: 5rem;
    background: rgba(255, 255, 255, 1);
    box-shadow: 0px 3px 7px 0px rgba(0, 0, 0, 0.2);
    padding: 0 10rem;
    display: flex;
    align-items: center;
}

.header_menu_li {
    /* padding-bottom: 0.83rem;
    padding-top: 0.89rem; */
    position: relative;
    width: 100%;
}

.header-columns {
    display: flex;
    flex-flow: row wrap;
    justify-content: space-between;
}


.header_left_box {
    display: flex;
}

.header_prices {
    display: flex;
    align-items: center;
}

.header_logo img {
    width: 9.56rem;
}

.header_stock_code {
    margin-left: 2rem;
}

.header_stock_code div {
    font-weight: 500;
    font-size: 0.77rem;
    color: #333333;
}

.header_content_ul {
    display: flex;
    align-items: center;
    /* margin-top: 0.44rem; */
}

.small_content_ul {
    margin-right: 2rem;
    display: none;
}

.small_content_icon {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.small_content_icon img {
    width: 100%;
    height: 100%;
}

.header_content_tittles,
.header_auxiliary_information {
    display: flex;
}

.header_content_tittles .header_content_tittle:last-child .header_content_tittle_li::after {
    content: "";
}

.header_auxiliary_information_li {
    margin-right: 4rem;
    display: flex;
    align-items: center;
}

.header_auxiliary_information_li span {
    margin-right: 1rem;
}

.header_auxiliary_information_li img {
    width: 1.39rem;
    height: 1.39rem;
}

.header_content_tittle {
    margin-right: 2rem;
    cursor: pointer;
}

.header_content_tittle_li {
    position: relative;
}

.header_content_tittle_li:hover {
    color: #ca2e2f;
    position: relative;
}

.header_content_tittle:hover .header_content_tittle_ul {
    max-height: 1000px;
}

.header_content_tittle_ul {
    position: absolute;
    margin-top: 1rem;
    background-color: #fff;
    width: 100vw;
    left: -10rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 1s ease;
    box-shadow: 0px 3px 7px 0px rgba(0, 0, 0, 0.1);
    border-radius: 4px;
}

.header_content_tittle_ul_box {
    width: 100%;
    font-size: 0.78rem;
    color: #fff;
    border: 1px solid #fff;
    box-shadow: 0 0 4px #d9d9d9;
    display: flex;
    justify-content: center;
    padding: 1rem 5rem;
}

.product_header_content_tittle_ul_box {
    justify-content: space-around;
    padding: 1rem 10rem;
}

.header_content_tittle_ul_li,
.header_content_tittle_child_li,
.header_content_tittle_child_li_two {
    padding: 0 0.5rem;
    color: #000;
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.header_content_tittle_ul_li .class_name {
    text-align: center;
    font-size: 1rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.header_content_tittle_ul_li span {
    white-space: nowrap;
    margin: 0 0.5rem;
    line-height: 3;
    font-size: 0.9rem;
}

.header_content_tittle_ul_li span:hover,
.header_content_tittle_ul_li .class_name:hover {
    color: #ca2e2f;
}

.header_content_tittle_ul_li i::after {
    content: url(../imgs/arrow.svg);
}

.header_content_tittle_ul_li:hover .header_content_tittle_li_child{
    display: block;
}



/* 侧边导航 */
.side_navigation_box {
    position: fixed;
    width: 100vw;
    z-index: 1000;
    background-color: rgba(0, 0, 0, 0.5);
    padding-left: 20%;
    height: 100vh;
    top: 0;
    left: 100%;
}

.side_navigation_content_box {
    width: 100%;
    height: 100%;
    background-color: #fff;
    box-shadow: 0 0 4px #d9d9d9;
    border-top-left-radius: 10px;
    border-bottom-left-radius: 10px;
    margin-left: 100%;
    transition: all 1s;
}

.side_navigation_content_close {
    width: 100%;
    height: 5rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10%;
    border-bottom: 1px solid #eee;
}

.side_navigation_content {
    width: 100%;
    height: calc(100% - 5rem);
    padding: 0 5%;
}

.side_navigation_content_ul {
    width: 100%;
    height: 100%;
}

.side_navigation_content_li {
    font-size: 15px;
    color: #333;
}

.side_navigation_content_li_box {
    width: 100%;
    padding: 15px 5%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #eee;
}

.side_navigation_content_li_icon,
.side_navigation_link_icon,
.side_navigation_link_box1_icon {
    transform: rotate(0);
    content: url(../imgs/arrow_down.svg);
    transition: transform 0.5s;
    padding: 0 20px;
    cursor: pointer;
}


.side_navigation_link_box,
.side_navigation_link_within_box2 {
    width: 100%;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.08);
    border-radius: 10px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s;
}

.active .side_navigation_content_li_title,
.active.side_navigation_link .side_navigation_link_li_title,
.active.side_navigation_link_within_box1_lis .side_navigation_box1_title {
    color: #ca2e2f;
}

.active .side_navigation_content_li_icon,
.active.side_navigation_link .side_navigation_link_icon,
.active.side_navigation_link_within_box1_lis .side_navigation_link_box1_icon {
    transform: rotate(-180deg);
}

.active .side_navigation_link_box,
.active.side_navigation_link .side_navigation_link_within_box1,
.active.side_navigation_link_within_box1_lis .side_navigation_link_within_box2 {
    max-height: 100vh;
}

.side_navigation_link_within,
.side_navigation_box2_link {
    padding: 0 20px;
}

.side_navigation_link,
.side_navigation_link_within_box1_lis,
.side_navigation_box2_link {
    width: 100%;
}

.side_navigation_link_li,
.side_navigation_link_within_box1_li,
.side_navigation_box2_link_li {
    width: 100%;
    padding: 10px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
}

.side_navigation_link_within_box1 {
    width: 95%;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.08);
    border-radius: 10px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s;
}


@media (max-width: 899px) {

    .header {
        padding: 0 0 0 4rem;
    }

    .header_content_ul {
        display: none;
    }

    .small_content_ul {
        display: block;
    }
}

@media (max-width: 400px) {
    .header {
        padding: 0 0 0 2rem;
    }
}