.page-content {
    background-color: #fff;
    overflow: hidden;
    line-height: 1.8;
    position: relative;
    padding-bottom: 20px;
}
.page-content .sub-title {
    font-size: 20px;
    margin-bottom: 15px;
    font-weight: 700;
}
.page-content table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid #f0f0f0;
}
.page-content table th,
.page-content table td {
    padding: 10px;
    border: 1px solid #f0f0f0;
    
}
.page-content table th {
    font-weight: 700;
    text-align: center;
    white-space: nowrap;
}
.page-content table tr:nth-child(odd) {
    /* background-color: #e6e6e6; */
    background-color: #f9f9f9;
}

.tab-nav {
    display: flex;
    align-items: center;
    /* padding-left: 10px; */
    box-sizing: border-box;
    /* 与固定导航 .public-head 同高，避免被遮挡 */
    scroll-margin-top: 76px;
    /* background-color: #f0f0f0; */
    border-bottom: 1px solid #eee;
}
.tab-nav__item {
    position: relative;
    padding: 10px 20px;
    cursor: pointer;
    font-family: "Microsoft Yahei", "simsun", "arial", "tahoma";
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
    color: #333;
}
.tab-nav__item.active {
    color: #00a7d4;
    &::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 10px;
        right: 10px;
        height: 2px;
        background-color: #00a7d4;
    }
}
.tab-content {
    overflow: hidden;
}
/* CMS 正文继承 body 字体，覆盖后台内联样式（不含 tab 导航与区块标题） */
.tab-content .sub-con,
.tab-content .sub-con *,
.tab-content .sub-txt,
.tab-content .sub-txt *,
.tab-content__item > .sub-con,
.tab-content__item > .sub-con * {
    font-family: inherit !important;
    font-size: inherit !important;
    font-weight: inherit !important;
    font-style: inherit !important;
    line-height: inherit !important;
    color: inherit !important;
}
.page-content .tab-content .sub-title {
    font-size: 20px;
    font-weight: 700;
    color: #333;
}
.tab-content__item {
    padding: 20px 30px 50px;
    border-radius: 5px;
    min-height: 600px;
    display: none;
}
.product-content {
    display: flex;
    justify-content: space-between;
    width: 100%;
    overflow: hidden;
}
.product-content .sub-con {
    position: relative;
    height: 420px;
    overflow: hidden;
}
.product-content .sub-con::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 72px;
    pointer-events: none;
    background: linear-gradient(to top, #fff 0%, rgba(255, 255, 255, 0) 100%);
}
.product-content .sub-btn {
    color: #00a2d3;
    font-weight: 700;
    padding: 20px 5px 10px;
    cursor: pointer;
}
.product-content__specifications {
    flex: 1;
    overflow: hidden;
    padding-right: 20px;
    box-sizing: border-box;
}
.product-content__image {
    width: 560px;
    display: flex;
    flex-direction: column;
    align-self: center;
}
.product-content__image .pic {
    /* width: 400px; */
    margin: 0 auto;
    height: 320px;
}
.product-content__image .pic img {
    width: 100%;
    display: block;
    height: 100%;
    object-fit: cover;
    object-position: center center;
}
.product-content__image .title {
    font-size: 24px;
    font-weight: 700;
    margin-top: 20px;
    text-align: center;
}
.below-content {
    display: flex;
    justify-content: space-between;
    width: 100%;
    padding: 20px 0;
    box-sizing: border-box;
}
.below-content__left {
    width: 55%;
}
.below-content__right {
    flex: 1;
}
.below-content__item .sub-txt {
    /* padding: 5px 50px 0 0; */
    box-sizing: border-box;
    color: #666;
    overflow: hidden;
}
.below-content__left .sub-txt {
    padding-right: 90px;
}
/* 资料下载 */
.form-box{
    padding: 0 0 40px;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-gap: 20px;
}
.form-box .form-item{
    background-color: #fff;
    padding: 15px;
    box-shadow: 0 2px 2px #0003;
    display: flex;
    flex-direction: column;
    position: relative;
    user-select: none;
    overflow: hidden;
}
.form-item::before{
    content: "";
    position: absolute;
    top: 0px;
    left: 100%;
    width: 100%;
    height: 8px;
    background-color: #00a7d4;
    background-image: linear-gradient(90deg, #00a7d4, #74b6ec, #00a7d4);
}
.form-item::after{
    content: "";
    position: absolute;
    top: 0px;
    left: 0%;
    width: 100%;
    height: 8px;
    background-color: #00a7d4;
    background-image: linear-gradient(90deg, #00a7d4, #74b6ec, #00a7d4);
}
.form-item .form-title{font-weight: 700;}
.form-item .form-icon-ps{
    display: flex;
    flex-direction: row;
    margin-top: 10px;
    align-items: stretch;
}
.form-icon-ps .form-ps{
    font-size: 14px;
    color: #666;
    margin-left: 10px;
    border-left: 1px solid #efefef;
    padding: 10px 0 10px 10px;
}
.form-dow{
    padding-top: 10px;
    border-top: #efefef 1px solid;
    width: 100%;
    box-sizing: border-box;
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    margin-top: 10px;
}
.form-dow .form-dow-text{
    margin-left: 5px;
    cursor: pointer;
    color: #333;
}