body,
div,
ul,
li {
    padding: 0;
    margin: 0;
}

body {
    min-width: 1200px;
}

ul {
    list-style: none;
}

img {
    border: 0px;
}

a {
    cursor: pointer;
}

.www51buycom {
    width: 100%;
    height: 500px;
    float: left;
    position: relative;
    overflow: hidden;
    clear: both;
    margin-top: -1px;
}

.www51buycom li a {
    height: 500px;
    width: 100%;
    display: block;
    background-repeat: no-repeat;
    background-position: center;
}

.www51buycom .prev,
.www51buycom .next {
    display: none;
    width: 30px;
    height: 60px;
    background: url(../images/btn_banner.png) no-repeat;
    position: absolute;
    top: 220px;
}

.www51buycom .prev {
    left: 0;
    background-position: -30px 0px;
}

.www51buycom .next {
    right: 0;
    background-position: 0px;
}

/* Slider */

.slick-slider {
    position: relative;
    display: block;
    box-sizing: border-box;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -ms-touch-action: pan-y;
    touch-action: pan-y;
    -webkit-tap-highlight-color: transparent;
}

.slick-list {
    position: relative;
    overflow: hidden;
    display: block;
    margin: 0;
    padding: 0;
}

.slick-list:focus {
    outline: none;
}

.slick-list.dragging {
    cursor: pointer;
    cursor: hand;
}

.slick-slider .slick-track,
.slick-slider .slick-list {
    -webkit-transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -ms-transform: translate3d(0, 0, 0);
    -o-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
}

.slick-track {
    position: relative;
    left: 0;
    top: 0;
    display: block;
}

.slick-track:before,
.slick-track:after {
    content: '';
    display: table;
}

.slick-track:after {
    clear: both;
}

.slick-loading .slick-track {
    visibility: hidden;
}

.slick-slide {
    float: left;
    height: 100%;
    min-height: 1px;
    display: none;
}

[dir='rtl'] .slick-slide {
    float: right;
}

.slick-slide img {
    display: block;
}

.slick-slide.slick-loading img {
    display: none;
}

.slick-slide.dragging img {
    pointer-events: none;
}

.slick-initialized .slick-slide {
    display: block;
}

.slick-loading .slick-slide {
    visibility: hidden;
}

.slick-vertical .slick-slide {
    display: block;
    height: auto;
    border: 1px solid transparent;
}

.slick-arrow.slick-hidden {
    display: none;
}

.slick-dots {
    bottom: auto;
    text-align: center;
    margin-top: 20px;
}

.slick-dots li {
    display: inline-block;
    width: 12px;
    height: 12px;
    list-style: none;
    border: 1px solid #e43a23;
    border-radius: 12px;
    cursor: pointer;
    background: #fff;
    -webkit-transition: width 0.25s ease-out;
    -moz-transition: width 0.25s ease-out;
    -o-transition: width 0.25s ease-out;
    transition: width 0.25s ease-out;
}

.slick-dots li:hover {
    outline: none;
}

.slick-dots li.slick-active {
    width: 24px;
    background: #e43a23;
    outline: none;
}

.product_gda ul {
    height: 294px;
    position: absolute;
    top: 0;
    overflow: hidden;
}

.product_gd {
    display: none;
    width: 100%;
    height: 294px;
    position: absolute;
    left: 0;
    top: 0;
    overflow: hidden;
}

.product_gd .gbtn {
    cursor: pointer;
    position: absolute;
    width: 30px;
    height: 60px;
    top: 110px;
    background-image: url(../images/btn_banner.png);
    display: inline-block;
}

.gdbtnr {
    background-position: 0px 0px;
    right: 0px;
}

.gdbtnl {
    left: 0px;
    background-position: -30px 0px;
}

.sign-tank h4 {
    font-size: 20px;
    color: #333;
    font-weight: bold;
    text-align: center;
}

.sign-tank .qd-top {
    display: flex;
    align-items: center;
    background-image: linear-gradient(to bottom, #f8f8f8, transparent);
    margin-top: 15px;
    border-radius: 10px 10px 0px 0px;
    padding: 15px;
}

.sign-tank .qd-top .lf-box {
    flex: 1;
    padding-right: 10px;
}

.sign-tank .qd-top .lf-box .jf {
    font-size: 30px;
    color: #333;
    font-weight: bold;
    font-family: 'din';
}

.sign-tank .qd-top .lf-box .jf span {
    font-size: 14px;
    font-weight: normal;
}

.sign-tank .qd-top .lf-box .qd-num {
    font-size: 16px;
    color: #666;
    padding-top: 6px;
}

.sign-tank .qd-top .lf-box .qd-num span {
    color: #42cc91;
}

.sign-tank .qd-top .qd-btn {
    background-color: #ffd27c;
    height: 44px;
    line-height: 44px;
    min-width: 110px;
    text-align: center;
    font-size: 16px;
    color: #333;
    border-radius: 30px;
}

.sign-tank .qd-img {
    padding-top: 20px;
}

.sign-tank .qd-img img {
    width: 100%;
}

.sign-tank .rule-text {
    font-size: 14px;
    color: #333;
    padding-top: 12px;
}

.text-one {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    word-break: break-all;
}

.text-two {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    word-break: break-all;
}

/* footer样式 */
.footer-box {
    background-color: #111827;
}

.footer-box .footer-cont {
    display: flex;
    padding-top: 52px;
    padding-bottom: 47px;
}

.footer-box .footer-cont .footer-left {
    width: 324px;
}

.footer-box .footer-cont .footer-left .logo img {
    width: 133px;
    height: 44px;
}

.footer-box .footer-cont .footer-left p {
    font-size: 16px;
    color: #9CA3AF;
    padding-top: 14px;
    line-height: 24px;
}

.footer-box .footer-cont .footer-left .footer-kf {
    display: flex;
    align-items: center;
    padding-top: 36px;
}

.footer-box .footer-cont .footer-left .footer-kf img {
    margin-right: 16px;
}

/* 二维码样式 */
.footer-kf .qrcode-container {
    position: relative;
    display: inline-block;
}

.footer-kf .qrcode-img {
    position: absolute;
    bottom: -46px;
    left: 105px;
    transform: translateX(-50%);
    background-color: white;
    padding: 6px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    display: none;
    z-index: 1000;
}

.footer-kf .qrcode-img img {
    width: 80px;
    height: 80px;
    margin: auto !important;
    /* margin-bottom: 5px;
    margin-right: 0; */
}

.footer-kf .qrcode-img p {
    font-size: 12px;
    color: #333;
    margin: 0;
    padding: 0;
    line-height: 1.4;
}

/* 悬停显示二维码 */
.footer-kf .qrcode-container:hover .qrcode-img {
    display: block;
}

.footer-right {
    flex: 1;
    padding-left: 149px;
}

.footer-right .nav-ul {
    display: flex;
    justify-content: space-between;
}

.footer-right .nav-ul .nav-li {
    text-align: left;
}

.footer-right .nav-ul .nav-li h4 {
    font-size: 20px;
    color: #fff;
    font-weight: bold;
    padding-bottom: 26px;
}

.footer-right .nav-ul .nav-li a {
    font-size: 16px;
    color: #9CA3AF;
    padding-bottom: 15px;
    display: block;
}

.footer-right .nav-ul .nav-li a:last-child {
    padding-bottom: 0px;
}

.contact-box {
    background: #161E2F;
    border: 1px solid rgba(156, 163, 175, 0.2);
    border-radius: 20px;
    padding: 20px 26px;
    height: 126px;
}

.contact-box p {
    font-size: 16px;
    color: #9CA3AF;
    padding-bottom: 10px;
}

.contact-box h2 {
    font-size: 30px;
    color: #E60012;
    font-weight: bold;
}

.footer-bottom {
    padding: 15px 0px;
    border-top: 1px solid rgba(107, 114, 128, 0.2);
    font-size: 12px;
    color: #6B7280;
    text-align: center;
}

/* header样式 */
.header_nav {
    width: 100%;
    color: #b4b4b4;
    position: relative;
    background-color: #353535;
    height: 42px;
    line-height: 42px;
    /* border-bottom: 1px solid #353535; */
}

.header_nav .w_1200 {
    height: auto;
    overflow: visible;
}

.header_nav .fl li,
.header_nav .fr li {
    position: relative;
}

.header_nav .fl li::after,
.header_nav .fr li::after {
    position: absolute;
    content: '';
    border-right: 1px solid #5d5d5d;
    right: 0px;
    top: 50%;
    margin-top: -6px;
}

.header_nav .fl li:nth-last-child(1)::after,
.header_nav .fr li:nth-last-child(1)::after {
    border-right: 0px;
}

.header_nav .header_nav_fl {
    float: left;
    font-size: 12px;
    /* margin-right: 15px; */
    position: relative;
    padding: 0px 20px;
    display: flex;
    align-items: center;
    font-size: 12px;
    color: #B4B4B4;
    cursor: pointer;
}

.header_nav .header_nav_fl img {
    margin-right: 6px;
}

.header_nav .header_nav_fr li {
    float: left;
    font-size: 12px;
    padding: 0px 20px;
    position: relative;
}

.header_nav .header_nav_fr li:last-child {
    background-color: rgba(255, 255, 255, 0.13);
}

.header_nav .header_nav_fr li img {
    display: inline-block;
    vertical-align: text-top;
    margin-right: 5px;
    filter: brightness(0) invert(1);
}

.header_nav .header_nav_fr li span {
    height: 42px;
    line-height: 42px;
}

.header_nav .header_nav_fr li i {
    width: 12px;
    height: 12px;
    display: inline-block;
    vertical-align: text-top;
    background-image: url(../images/arrow_d.png);
    background-position: right;
    background-repeat: no-repeat;
    margin-left: 5px;
    margin-top: 2px;
    background-size: 14px;
}

.header_nav .header_nav_fr li a {
    color: #b4b4b4;
}

.header_nav .ewm {
    width: 140px !important;
    text-align: center;
}

.header_nav .ewm img {
    width: 100px !important;
    height: 100px !important;
    margin: auto;
}

.header_nav .grzx {
    width: 228px !important;
}

.header_nav .header_dd {
    display: none;
    position: absolute;
    top: 41px;
    z-index: 9999;
    *z-index: 9999;
    padding: 10px 5px;
    line-height: 24px;
    border: 1px solid #f0f0f0;
    background-color: #fff;
    width: 86px;
    *width: 76px;
    right: 0px;
}

.header_nav .header_dd a {
    float: left;
    margin: 2px 10px;
}

.header_nav .header_dd .dd_kong {
    position: absolute;
    height: 2px;
    width: 80px;
    right: -1px;
    top: -1px;
    background-color: #fff;
}

/* .header_nav li:hover {
    background-color: #fff;
} */

.header_nav li:hover .header_dd {
    display: block;
}

.header_nav li:hover i {
    background-image: url(../images/arrow_s.png);
}

.header_nav li:after {
    position: absolute;
    width: 1px;
    height: 12px;
    background-color: #ccc;
    display: inline-block;
    top: 15px;
    right: 0px;
}

.header-top {
    background-color: #fff;
}

.header-top-box {
    display: flex;
    align-items: center;
    padding: 20px 0px;
}

.header-top-box .lf-logo img {
    width: 181px;
    height: 60px;
}

.header-top-box .nav-list {
    flex: 1;
    display: flex;
    padding-left: 48px;
}

.header-top-box .nav-list li a {
    font-size: 16px;
    color: #333333;
    margin-right: 38px;
    padding-bottom: 16px;
}

.header-top-box .nav-list li:last-child a {
    margin-right: 0px;
}

.header-top-box .nav-list li.active a {
    color: #E60012;
    position: relative;
}

.header-top-box .nav-list li a:hover {
    color: #E60012;
    position: relative;
}

.header-top-box .nav-list li a:hover::after {
    content: '';
    width: 28px;
    height: 4px;
    background-color: #E60012;
    position: absolute;
    left: 50%;
    bottom: 0px;
    transform: translateX(-50%);
}

.header-top-box .nav-list li.active a::after {
    content: '';
    width: 28px;
    height: 4px;
    background-color: #E60012;
    position: absolute;
    left: 50%;
    bottom: 0px;
    transform: translateX(-50%);
}

.header-top-box .rig-search {
    display: flex;
    align-items: center;
    border: 1px solid #E60012;
    padding-left: 13px;
    width: 283px;
}

.header-top-box .rig-search .lf-input {
    flex: 1;
    display: flex;
    align-items: center;
}

.header-top-box .rig-search .lf-input input {
    flex: 1;
    padding-left: 10px;
}

.header-top-box .rig-search a {
    display: block;
    width: 68px;
    height: 38px;
    line-height: 38px;
    background-color: #E60012;
    font-size: 15px;
    color: #fff;
    text-align: center;
}