@charset "utf-8";
html {
    font-size: 625%;
}
body {
    background-color: #fff;
    font-size: 14px;
}
body,
html,
h1,
h2,
h3,
h4,
h5,
h6,
p,
ul,
ol,
li,
dl,
dt,
dd,
th,
td,
form,
object,
iframe,
blockquote,
pre,
a,
abbr,
address,
code,
img,
fieldset,
form,
label,
figure {
    margin: 0;
    padding: 0;
}
body,
html,
input,
button,
textarea {
    color: #575f65;
    font-family: Arial;
    line-height: 1.5;
}
article,
aside,
figcaption,
figure,
footer,
header,
main,
nav,
section {
    display: block;
}
h1 {
    font-size: 20px;
}
h2 {
    font-size: 18px;
}
h3 {
    font-size: 16px;
}
h4,
h5 {
    font-size: 14px;
}
img {
    max-width: 100%;
    border: none;
    vertical-align: middle;
    width: 100%;
}
li {
    list-style: none;
}
i,
em {
    font-style: normal;
}
a {
    color: #333;
    text-decoration: none;
}
a:focus {
    outline: none;
}
a:hover {
    color: #E9001B;
    text-decoration: none;
}
input[type="text"]:focus {
    outline: none;
}
input[type="button"],
input[type="reset"],
input[type="submit"] {
    cursor: pointer;
}
input[type="reset"]::-moz-focus-inner,
input[type="button"]::-moz-focus-inner,
input[type="submit"]::-moz-focus-inner,
input[type="file"]>input[type="button"]::-moz-focus-inner {
    padding: 0;
    border: none;
}
hr {
    margin: 15px 0 15px 0;
    height: 1px;
    border: none;
    border-top: 1px dashed #c1c1c1;
}
a:active,
select,
input,
textarea {
    outline: 0 !important;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    -webkit-tap-highlight-color: transparent;
}
* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    outline: 0;
    -ms-box-sizing: border-box;
    -o-box-sizing: border-box;
}
/*-------------------------------
			font start
			----------------------------------*/
@font-face {
    font-weight: normal;
    font-style: normal;
    font-family: 'fontawesome';
    src: url("../fonts/Font-Awesome/fontawesome-webfont.eot");
    src: url("../fonts/Font-Awesome/fontawesome-webfont.eot?#iefix") format("embedded-opentype"), url("../fonts/Font-Awesome/fontawesome-webfont.woff2") format("woff2"), url("../fonts/Font-Awesome/fontawesome-webfont.woff") format("woff"), url("../fonts/Font-Awesome/fontawesome-webfont.ttf") format("truetype"), url("../fonts/Font-Awesome/fontawesome-webfont.svg#fontawesomeBold") format("svg");
    font-display: fallback;
}
@font-face {
    font-family: 'Arial';
    src: url(../fonts/Arial/ARIAL.TTF) format("TrueType");
    font-display: fallback;
}
@font-face {
    font-family: 'Arial-blod';
    src: url(../fonts/Arial/ARIALBD.TTF) format("TrueType");
    font-display: fallback;
}
@font-face {
    font-family: 'Chaparral-Pro-bold';
    src: url(../fonts/Chaparral-Pro/CHAPARRALPRO-BOLD.OTF) format("TrueType");
    font-display: fallback;
}
@font-face {
    font-family: 'Exo';
    src: url(../fonts/Exo/Exo-Bold.ttf) format("TrueType");
    font-display: fallback;
}
@font-face {
    font-family: 'Poppins';
    src: url(../fonts/Poppins/POPPINS-REGULAR.TTF) format("TrueType");
    font-display: fallback;
}
@font-face {
    font-family: 'Poppins-blog';
    src: url(../fonts/Poppins/POPPINS-BOLD.TTF) format("TrueType");
    font-display: fallback;
}
/*-------------------------------
			font end
			----------------------------------*/
/* clear floating */
.clearfix:after,
.layout:after,
.sys_row:after,
.web_main:after,
.page_main:after,
.nav_wrap .head_nav:after,
.items_list ul:after,
.product_items:after,
.promote_list:after,
.cate_items ul:after,
.web_head .logo:after,
.product-intro:after,
.detail-tabs:after,
.foot_items:after,
.news_cell:after,
.sys_row:after,
.banner_navigate_button:after {
    clear: both;
    display: block;
    visibility: hidden;
    height: 0;
    content: "";
}
.clearfix,
.layout,
.sys_row,
.clearfix,
.layout,
.sys_row,
.flex_row,
.web_main,
.page_main,
.nav_wrap .head_nav,
.items_list ul,
.product_items,
.promote_list,
.cate_items ul,
.web_head .logo,
.product-intro,
.detail-tabs,
.foot_items,
.sys_row,
.banner_navigate_button {
    zoom: 1;
}
.clear {
    clear: both;
}
.category_tab_wrap .product_items:after {
    display: none;
}
/* layout */
body {
    position: absolute;
    top: 0;
    left: 0;
    overflow-x: hidden;
    width: 100%;
}
.layout {
    position: relative;
    width: 80%;
    margin: 0 auto;
}
.z9999 {
    z-index: 9999 !important;
}
.hide {
    display: none;
}
/*gotop*/
.gotop {
    position: fixed;
    right: 50px;
    bottom: 50px;
    z-index: 99999;
    visibility: hidden;
    -webkit-box-sizing: content-box;
    box-sizing: content-box;
    width: 50px;
    height: 50px;
    background-color: #E9001B;
    background-clip: content-box;
    box-shadow: 0 0 8px rgba(0, 0, 0, .2);
    color: #ffffff;
    text-align: center;
    text-align: center;
    font-size: 18px;
    line-height: 50px;
    opacity: 0;
    cursor: pointer;
    -webkit-transition: all .3s ease;
    -o-transition: all .3s ease;
    transition: all .3s ease;
    -webkit-transform: translateY(100%);
    -moz-transform: translateY(100%);
    -o-transform: translateY(100%);
    transform: translateY(100%);
    -ms-transform: translateY(100%);
}
.gotop:hover,
.gotop.active:hover {
    background-color: #E9001B;
    color: #fff;
}
.gotop.active {
    visibility: visible;
    opacity: 1;
    -webkit-transform: none;
    -moz-transform: none;
    -o-transform: none;
    transform: none;
    -ms-transform: none;
}
.gotop:before,
.gotop em {
    -webkit-transition: all .3s ease;
    -o-transition: all .3s ease;
    transition: all .3s ease;
}
.gotop em {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    color: #fff;
    font-size: 12px;
    opacity: 0;
    -webkit-transform: translateY(10px);
    -o-transform: translateY(10px);
    transform: translateY(10px);
    filter: alpha(opacity=0);
    -ms-transform: translateY(10px);
}
.gotop:before {
    display: block;
    content: '\f176';
    font-family: 'fontawesome';
}
.gotop:hover em {
    opacity: 1;
    -webkit-transform: none;
    -o-transform: none;
    transform: none;
    filter: alpha(opacity=100);
    -ms-transform: none;
}
.gotop:hover:before {
    opacity: 0;
    -webkit-transform: translateY(-15px) scale(.5);
    -o-transform: translateY(-15px) scale(.5);
    transform: translateY(-15px) scale(.5);
    -ms-transform: translateY(-15px) scale(.5);
    filter: alpha(opacity=0);
}
/* transition */
.head_nav li a,
.nav_wrap .head_nav li li a,
.nav_wrap .head_nav li ul,
.nav_wrap .head_nav li li>a:before,
.head_nav b:after,
.product_item figure,
.gotop,
.product-item .item-img img,
.product_item .item_img img,
.product_item .item_img a,
.product_item,
.product_item .item_img a:before,
.product_item .item_img a:after,
.product_item .item_img:after,
.product-btn-wrap a,
.web_head,
.change-language .change-language-title a:after,
.newsletter .button,
.mobile-head-item .middle-show-content-wrap,
.product_item figure figcaption,
.foot_item a,
.pages a,
.head_sns li img,
.side_product_item .add-friend,
.side_product_item .add-friend:after,
.side-product-items .btn-prev,
.side-product-items .btn-next,
.blog-item:after,
.product-button-prev,
.product-button-next,
.company_subscribe .button:after {
    -webkit-transition: all .3s ease;
    -moz-transition: all .3s ease;
    -o-transition: all .3s ease;
    transition: all .3s ease;
    -ms-transition: all .3s ease;
}
.head_nav>li>a:before,
.head_nav>li>a:after,
.icon-cate,
.foot_txt_list li a:before,
.web_footer .button:before {
    -webkit-transition: all .3s ease-in-out;
    -moz-transition: all .3s ease-in-out;
    -o-transition: all .3s ease-in-out;
    transition: all .3s ease-in-out;
    -ms-transition: all .3s ease-in-out;
}
.company_subscribe .button .button_txt,
.company_subscribe .button .button_ico {
    -webkit-transition: all .2s ease-in-out;
    -o-transition: all .2s ease-in-out;
    transition: all .2s ease-in-out;
}
figcaption,
img,
.product_item a:after,
a,
.nav_wrap .nav_btn_close,
.index_main .product_item figure,
.foot_item.foot_nav .fot_tit:before,
.foot_item.foot_nav .fot_tit:after,
.feature_product_item .feature_imgbg,
.feature_product_item .feature_imgpd img,
.goods-may-like .navigate_button_next:before,
.goods-may-like .navigate_button_prev:before,
.advantage_items .advantage_item,
.advantage_img:before,
.feature_item .img_item img,
.feature_item .feature_title,
.feature_prev,
.feature_next,
.side-cate>li>a {
    -webkit-transition: all .35s ease-in-out;
    -o-transition: all .35s ease-in-out;
    transition: all .35s ease-in-out;
}
/*hover*/
/* grid */
.sys-layer {
    margin: 0 auto;
}
.sys-row {
    margin: 0 -8px;
}
.sys-col {
    float: left;
}
.sys-col-inner {
    margin: 0 8px;
}
.sys-col-md {
    float: left;
}
.sys-col-md-12 {
    width: 100%;
}
.sys-col-md-11 {
    width: 91.66666667%;
}
.sys-col-md-10 {
    width: 83.33333333%;
}
.sys-col-md-9 {
    width: 75%;
}
.sys-col-md-8 {
    width: 66.66666667%;
}
.sys-col-md-7 {
    width: 58.33333333%;
}
.sys-col-md-6 {
    width: 50%;
}
.sys-col-md-5 {
    width: 41.66666667%;
}
.sys-col-md-4 {
    width: 33.33333333%;
}
.sys-col-md-3 {
    width: 25%;
}
.sys-col-md-2 {
    width: 16.66666667%;
}
.sys-col-md-1 {
    width: 8.33333333%;
}
.sys_row {
    margin-right: -15px;
    margin-left: -15px;
}
.sys_col {
    float: left;
    padding-right: 15px;
    padding-left: 15px;
}
/* float */
.sys_fl {
    float: left !important;
}
.sys_fr {
    float: right !important;
}
/* flex */
.flex_row,
.items_list>ul {
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -webkit-flex-direction: row;
    flex-direction: row;
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
}
.flex_row_nowrap {
    -webkit-flex-wrap: nowrap;
    -moz-flex-wrap: nowrap;
    -ms-flex-wrap: nowrap;
    -o-flex-wrap: nowrap;
    flex-wrap: nowrap;
}
/* button */
.sys_btn {
    position: relative;
    display: inline-block;
    overflow: hidden;
    padding: .2em 2em .2em 1em;
    min-width: 150px;
    border: 2px solid #E9001B;
    background-color: #f9f9f9;
    color: #333 !important;
    vertical-align: middle;
    text-align: left;
    text-transform: uppercase;
    text-overflow: ellipsis;
    white-space: nowrap;
    letter-spacing: -.1em;
    font-size: 22px;
    line-height: 2;
    cursor: pointer;
    transition: all .3s ease-in-out;
    -webkit-transform: scale(1);
    -o-transform: scale(1);
    transform: scale(1);
    user-select: none;
    -ms-transform: scale(1);
}
.sys_btn:hover {
    background-color: #E9001B;
    color: #fff !important;
}
.sys_btn:after {
    position: absolute;
    top: 50%;
    right: 1.5em;
    margin-top: -.6em;
    content: '\f04b';
    font-size: 12px;
    font-family: 'fontawesome';
    line-height: 1.2em;
}
/* placeholder */
input::-webkit-input-placeholder {
    color: rgba(0, 0, 0, .71);
}
input:-moz-placeholder {
    color: rgba(0, 0, 0, .71);
}
input::-moz-placeholder {
    color: rgba(0, 0, 0, .71);
}
input:-ms-input-placeholder {
    color: rgba(0, 0, 0, .71);
}
/* box-sizing */
.index_promote,
.company_subscribe .button,
.nav_wrap,
.product_item .item_img {
    -webkit-box-sizing: content-box;
    -moz-box-sizing: content-box;
    box-sizing: content-box;
    -ms-box-sizing: content-box;
    -o-box-sizing: content-box;
}
/* font-family */
.search-btn,
.side-cate li .icon-cate:before,
.product-btn-wrap a:before,
.mobile-head-item .title:before,
.head_nav>li:after,
.head_nav li b:after,
.download-item .item-button:before,
.faq-item .faq-title:before {
    display: inline-block;
    text-decoration: inherit;
    text-transform: none;
    font-weight: normal;
    font-style: normal;
    font-variant: normal;
    font-family: "fontawesome";
    speak: none;
}
.fa:before,
.btn_more:after,
.sys_btn:after,
.head-search .search-btn:before,
.swiper-button-next:before,
.swiper-button-prev:before,
.side-product-items .btn-prev:before,
.side-product-items .btn-next:before,
.product-btn-wrap .email:before,
.product-btn-wrap .pdf:before,
.company_subscribe .button:after {
    font-family: 'fontawesome';
}
/*flex_row*/
.flex_row {
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -webkit-flex-direction: row;
    flex-direction: row;
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
    justify-content: space-between;
    -webkit-justify-content: space-between;
}
/*----------------------------------aside---------------------------------*/
.web_main {
    margin-top: 35px;
}
.web-body {
    width: 100%;
    display: flex;
    align-items: flex-start;
    gap: 30px;
    justify-content: flex-start;
}
.aside{
    width: 360px;
}
.main {
    width: calc(100% - 360px);
}
.main .PDF-list ul li,
.main .pdf-list ul li {
    padding: 28px 32px;
    box-sizing: border-box;
    border: 1px solid rgb(221, 221, 221);
    border-radius: 8px;
    background: rgb(255, 255, 255);
    margin-bottom: 24px;
    list-style: none;
}
.main .pdf-list ul,
.main .PDF-list ul {
    margin: 0;
    padding: 0;
}
/* 单行：左信息 + 右操作 */
.main .pdf-list .pdf-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    width: 100%;
}
.main .pdf-list .pdf-info {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
    flex: 1;
}
/* PDF 文件图标（纯 CSS，贴合设计稿黑白文档样式） */
.main .pdf-list .pdf-icon {
    position: relative;
    flex-shrink: 0;
    width: 36px;
    height: 44px;
    border: 2px solid #222;
    border-radius: 2px 6px 2px 2px;
    box-sizing: border-box;
    background: #fff;
}
.main .pdf-list .pdf-icon::before {
    content: '';
    position: absolute;
    top: -2px;
    right: -2px;
    width: 10px;
    height: 10px;
    background: #fff;
    border-left: 2px solid #222;
    border-bottom: 2px solid #222;
    box-sizing: border-box;
}
.main .pdf-list .pdf-icon::after {
    content: 'PDF';
    position: absolute;
    left: 50%;
    bottom: 6px;
    transform: translateX(-50%);
    padding: 1px 4px;
    background: #111;
    color: #fff;
    font-family: 'Poppins', sans-serif;
    font-size: 8px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.5px;
    white-space: nowrap;
}
.main .pdf-list .pdf-name {
    color: rgb(51, 51, 51);
    font-family: 'Poppins', sans-serif;
    font-size: 18px;
    font-weight: 400;
    line-height: 1.4;
    text-align: left;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.main .pdf-list .pdf-actions {
    display: flex;
    align-items: center;
    gap: 28px;
    flex-shrink: 0;
}
/* 右侧下载 / 预览：使用真实图片 */
.main .pdf-list .down-btn,
.main .pdf-list .look-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    margin: 0;
    line-height: 0;
}
.main .pdf-list .down-btn img,
.main .pdf-list .look-btn img {
    display: block;
    width: 24px;
    height: 24px;
    object-fit: contain;
}
/* 有 img 时不再用伪元素背景图 */
.main .pdf-list .down-btn:before,
.main .pdf-list .look-btn:before {
    display: none;
}
.main .PDF-list ul li>a {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.main .PDF-list ul li>a>div {
    color: rgb(51, 51, 51);
    font-family: 'Poppins';
    font-size: 20px;
    font-weight: 400;
    line-height: 36px;
    letter-spacing: 0px;
    text-align: left;
    text-transform: capitalize;
}
.main .PDF-list ul li>a .look-btn,
.main .pdf-list .look-btn {
    display: inline-block;
    width: 24px;
    height: 24px;
    position: relative;
    margin-right: 0;
    vertical-align: middle;
    cursor: pointer;
    -webkit-box-sizing: content-box;
    box-sizing: content-box;
}
/* .main .PDF-list ul li>a .look-btn:before,
.main .pdf-list .look-btn:before {
    content: '';
    display: inline-block;
    width: 100%;
    height: 24px;
    background-image: url(../img/look.webp);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    vertical-align: top;
    -webkit-transition: all .3s ease;
    -o-transition: all .3s ease;
    transition: all .3s ease;
} */
@media (max-width:1510px) {
    .main .PDF-list ul li>a{
        flex-direction: column;
        align-items: flex-start;
    }
}
.main .PDF-list ul li>a .down-btn,
.main .pdf-list .down-btn {
    display: inline-block;
    width: 24px;
    height: 24px;
    position: relative;
    vertical-align: middle;
    cursor: pointer;
    -webkit-box-sizing: content-box;
    box-sizing: content-box;
    margin-left: 0;
}
/* .main .PDF-list ul li>a .down-btn:before,
.main .pdf-list .down-btn:before {
    content: '';
    display: inline-block;
    width: 100%;
    height: 24px;
    background-image: url(../img/down.webp);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    vertical-align: top;
    -webkit-transition: all .3s ease;
    -o-transition: all .3s ease;
    transition: all .3s ease;
} */
.main .PDF-list .page_bar {
    margin-top: 20px;
    display: flex;
    justify-content: center;
}
.main .PDF-list .page_bar ul {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 10px;
}
.main .PDF-list .page_bar ul li {
    width: 50px;
    height: 60px;
    border-radius: 50px;
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    align-items: center;
    /* 背景色 */
    background: rgb(243, 238, 231);
}
.main .PDF-list .page_bar ul li a {
    color: rgb(17, 61, 60);
    font-family: 'Poppins';
    font-size: 20px;
    font-weight: 400;
    line-height: 30px;
    letter-spacing: 0px;
    text-align: center;
    text-transform: capitalize;
}
.main .PDF-list .page_bar ul li .perv-btn {
    font-size: 30px;
    font-weight: 400;
    line-height: 30px;
    text-align: center;
    text-transform: capitalize;
    cursor: pointer;
    color: rgb(17, 61, 60);
}
.main .PDF-list .page_bar ul li .perv-btn::before {
    content: '\f104';
    font-family: 'fontawesome';
}
.main .PDF-list .page_bar ul li .next-btn {
    font-size: 30px;
    font-weight: 400;
    line-height: 30px;
    text-align: center;
    text-transform: capitalize;
    cursor: pointer;
    color: rgb(17, 61, 60);
}
.main .PDF-list .page_bar ul li .next-btn::before {
    content: '\f105';
    font-family: 'fontawesome';
}
.main .PDF-list .page_bar ul li:hover {
    background: rgb(17, 61, 60);
}
.main .PDF-list .page_bar ul li:hover a {
    color: rgb(58, 216, 46);
    font-family: 'Poppins';
    font-size: 20px;
    font-weight: 400;
    line-height: 30px;
    letter-spacing: 0px;
    text-align: center;
    text-transform: capitalize;
}
.main .PDF-list .page_bar ul li:hover b {
    color: rgb(58, 216, 46);
    font-family: 'Poppins';
    font-size: 30px;
    font-weight: 400;
    line-height: 30px;
    letter-spacing: 0px;
    text-align: center;
    text-transform: capitalize;
}
.main .PDF-list .page_bar ul li.current {
    /* 深绿色 */
    background: rgb(17, 61, 60);
}
.main .PDF-list .page_bar ul li.current>a {
    color: rgb(58, 216, 46);
    font-family: 'Poppins';
    font-size: 20px;
    font-weight: 400;
    line-height: 30px;
    letter-spacing: 0px;
    text-align: center;
    text-transform: capitalize;
}
/*---------------mobile start------------------*/
@media (max-width:950px) {
    .main {
        width: 100%;
    }
    .aside-box {
        display: none;
    }
    .related_products .related_body {
        width: 100%;
        flex-wrap: wrap;
    }
    .related_body .product_item {
        width: 100%;
    }
    .userInfo_warp {
        padding: 20px;
    }
    .userInfo_warp {
        flex-wrap: wrap;
    }
    .userInfo-left {
        width: 100%;
    }
    .userInfo_title {
        font-size: 29px;
    }
    .userInfo_right {
        width: 100%;
    }
    .userInfo_image {
        text-align: center;
        margin-left: 0;
    }
    .recommended-news .news-item {
        width: 100%;
    }
    .item-image {
        width: 100%;
    }
    .recommended-news .news-tip {
        font-size: 20px;
    }
    .recommended-news .news-title {
        font-size: 35px;
    }
    .main .PDF-list ul li>a .down-btn {
        margin-left: 0;
    }
    .main .pdf-list .pdf-row {
        gap: 12px;
    }
    .main .pdf-list ul li,
    .main .PDF-list ul li {
        padding: 16px 18px;
    }
    .main .pdf-list .pdf-name {
        font-size: 15px;
    }
    .main .pdf-list .pdf-actions {
        gap: 18px;
    }
}
/*---------------mobile end------------------*/