* {
    user-select: none;
    -moz-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
}

body {
    margin: 0;
    background-color: #FFFFFF;
}

li {
    list-style: none;
}

img {
    max-width: 100%;
}

a {
    text-decoration: none;
    color: inherit;
}

a:link,
a:visited,
a:hover,
a:active {
    color: inherit;
    text-decoration: none;
}

.color-red {
    background-color: #CF838D;
}

.color-greed {
    background-color: #819B98;
}

.color-gray {
    background-color: #BFBDBE !important;
}

.color-white {
    background-color: #FFFFFF;
}

.bg-greed {
    width: 100%;
    height: 250px;
    background-color: #B6B6B6;
}

.bg-red {
    width: 100%;
    height: 250px;
    background-color: #CF838D;
}

.bg-gray {
    width: 100%;
    height: 250px;
    background-color: #B6B6B6;
}

.wal {
    width: 100%;
}

.nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    height: 135px;
}

.nav .nav-box {
    width: 100%;
    height: 60px;
}

.nav .bg-link_2 {
    height: 35px;
    position: relative;
}

.nav-list {
    width: 100%;
    height: 100px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #FFFFFF;
}

.nav-list .logo{
    width: 10%;
    margin-left: 3%;
}

.nav-list .list {
    width: 40%;
    display: flex;
    justify-content: right;
}

.nav-list ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style-type: none;
    width: 90%;
    padding: 0;
    margin: 0;
}

.nav-list li {
    display: inline-block;
    text-align: center;
    z-index: 10;
}

.nav-list .text-index {
    font-weight: 700;
    color: #000000;
    width: 20%;
}

.nav-list .text {
    font-weight: 700;
    color: #000000;
    width: 30%;
    border-left: 2px solid black;
}

.nav-list .nav-link {
    width: 1px;
    background-color: black;
    height: auto;
}

.main {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.box_1 {
    width: 100%;
    background-color: #FFFFFF;
    margin-bottom: 8%;
}

.box_1 img {
    max-width: 100%;
}

.box_2 {
    display: flex;
    width: 100%;
    align-items: center;
    background-color: #F1F1F3;
}

.box_2-item {
    display: flex;
    justify-content: space-between;
    margin-top: 7%;
    margin-bottom: 7%;
}

.box_2-item ul {
    display: flex;
    justify-content: center;
    align-items: center;
}

.box_3 {
    width: 100%;
    margin-top: 80px;
    margin-bottom: 80px;
}

.box_3 .item {
    display: flex;
    align-items: center;
    justify-content: center;
}

.box_3 .item .image {
    width: 90%;
}

.box_4 {
    width: 100%;
    display: flex;
    align-items: center;
}

.box_4 .item {
    width: 100%;
    overflow: hidden;
}

.box_4 .item ul {
    display: flex;
    justify-content: space-around;
}

.box_4 .item li {
    width: 25%;
    display: inline-block;
}

.box_4 .item-image {
    margin-top: 80px;
    width: 100%;
}

.box_4 .item-image img {
    display: block;
    vertical-align: bottom;
}

.swiper-container {
    width: 100%;
}

.swiper-container .swiper-button-prev {
    width: 130px;
    height: 60px;
    top: unset;
    bottom: 10px;
}

.swiper-container .swiper-button-next {
    width: 130px;
    height: 60px;
    left: 150px;
    right: unset;
    top: unset;
    bottom: 10px;
}

.swiper-button-bg-white {
    background-color: rgba(255, 255, 255, 0.5);
}

.swiper-button-bg-black {
    background-color: rgba(0, 0, 0, 0.5);
}

/* S 弹窗 */
.go-mobile {
    position: absolute;
    font-weight: 550;
    font-size: 14px;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
}

.go-mobile span {
    height: 100%;
    display: flex;
    align-items: center;
    margin-left: 80px;
}

.hidden {
    display: none;
}

.go-mobile .mobile-box {
    position: absolute;
}

.go-mobile .mobile-box .mask {
    position: fixed; /* 通常用fixed以确保遮罩层全屏覆盖并随滚动条移动 */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); /* 半透明黑色作为背景颜色 */
    z-index: 8; /* 设置较高层级，确保遮罩层在其他元素之上 */
}

.go-mobile .mobile-box .modal {
    position: fixed; /* 使用fixed确保其相对于视口定位 */
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%); /* 垂直和水平居中 */
    background-color: #fff; /* 白色背景 */
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3); /* 添加阴影效果 */
    z-index: 9; /* 确保弹窗在遮罩层之上 */
}

.go-mobile .mobile-box .modal .close-button {
    position: absolute;
    top: 10px; /* 调整到右上角 */
    right: 10px;
    background-color: transparent;
    border: none;
    cursor: pointer;
    font-size: 24px;
    font-weight: bold;
    line-height: 1;
    color: #000;
}

.go-mobile .mobile-box .modal .close-button:hover {
    color: #f00; /* 可选：鼠标悬停时改变颜色 */
}

.go-mobile .mobile-box .modal .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    border-bottom: 1px solid #ccc;
}

/* E 弹窗 */