body{
    width: 100%;
    overflow-x: hidden;
}
a {
    color: #666
}
.lt{
    float: left;
}
.rt{
    float: right;
}
.clear{
    clear: both;
}
.m{
    display: none;
}
.header{
    height: 100px;
    overflow: hidden;
}
.header-item{
    display: flex;
    justify-content: space-between;
}
.container{
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}

.logo,.menu,.search{
    float: left;
}
.logo{
    max-width: 300px;
    height: 70px;
    overflow: hidden;
    padding: 15px 0;
}
.logo img{
    height: 70px;
    vertical-align:middle;
}
.menu{
    /*width: 700px;*/
    height: 100px;
    white-space: nowrap;
    overflow: hidden;
}
.menu ul li{
    float: left;
    line-height: 100px;
}
.main-menu>a,.nav-second a{
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    padding: 0 14px;
    color: #000;
}
.menu span{
    font-size: 18px;
}
.remark-container{
    padding: 10px 20px;
}
.drop-menu{
    left: 0;
    top: 99px;
    width: 100%;
    position: absolute;
    border-top: 2px solid #000;
    padding: 20px 0;
    background: #fff;
    z-index: 9999;
    box-shadow: 0 5px 3px #eee;
}
.nav-second{
    float: left;
    height: 32px;
    line-height: 32px;
}
.nav-second a{
    color: #245d01;
}
.nav-second-pro{
    float: left;
    width: 20%;
    height: 150px;
    overflow: hidden;
    display: flex;
    justify-content: left;
    box-sizing: border-box;
}
.nav-second-pro a{
    padding: 0 8px;
    font-size: 16px;
    font-weight: 600;
}
.second-pro-img{
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100px;
    height: 100px;
}
.second-pro-img img{
    max-width: 100%;
    max-height: 100%;
}
.search-box{
    padding: 36px 0;
}
.search-box input{
    width: 180px;
    display: block;
    float: left;
    height: 28px;
    line-height: 28px;
    padding: 0 10px;
    outline: none;
    border: 1px solid #000;
    border-radius: 3px 0 0 3px;
    box-sizing: border-box;
}
.search-button{
    display: block;
    float: left;
    outline: none;
    margin-left: -1px;
    border: 1px solid #000;
    height: 28px;
    width: 60px;
}
.carousel-container{
    width: 100%;
    margin: 0 auto;
    text-align: center;
}
.carousel-text{
    z-index: 9999;
    position: absolute;
    color: #fff;
    font-size: 48px;
    top: 200px;
    right: 200px;
}
.contact-icon{
    font-size: 22px;
    padding: 0 6px;
}
.mainbody{
    background: #f5f5f5;
}
.itme-block{
    padding: 40px 0;
}
.item-block-title{
    font-size: 48px;
    text-align: center;
}
.item-title-line{
    display: block;
    width: 120px;
    height: 4px;
    border-radius: 2px;
    margin: 20px auto;
    background: #167cba;
}
.item-block-content{
    color: #999;
    text-align: center;
    font-size: 18px;
}
.item-block-list{
    padding: 30px 0;
}
.item-block-list ul li{
    display: block;
    float: left;
    text-align: center;
    width: 25%;
    padding: 10px;
    box-sizing: border-box;
}
.item-list-title{
    font-size: 55px;
    color: #167cba;
    font-weight: 600;
}
.item-list-content{
    color: #999;
    font-size: 24px;
}
/* 滚动容器：固定宽高，隐藏横向溢出 */
.case-scroll-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
    padding: 20px 0;
}
.case-scroll-wrapper {
    display: flex;
    position: relative;
    left: 0;
}
.item-case {
    flex: 0 0 400px;
    margin-right: 30px;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}
.item-case:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}
.item-case img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}
.item-case span {
    display: block;
    padding: 12px;
    font-size: 16px;
    color: #333;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.product-container {
    max-width: 1200px;
    margin: 0 auto;
}
.product-row {
    display: flex;
    margin-bottom: 30px;
    gap: 30px;
}
.product-item {
    height: 240px;
    flex: 1;
    display: flex;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.product-image {
    width: 220px;
    height: 220px;
    padding: 10px;
    /*display: flex;
    justify-content: center;
    align-items: center;*/
    flex: 0 0 45%;
}
.product-image img {
    max-width: 100%;
    max-height: 100%;
    display: block;
}
.product-content {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.product-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #333;
}
.product-desc {
    color: #666;
    line-height: 1.5;
}
/* 奇数行：图片在左，内容在右 */
.product-row:nth-child(odd) .product-item {
    flex-direction: row;
}
/* 偶数行：图片在右，内容在左 */
.product-row:nth-child(even) .product-item {
    flex-direction: row-reverse;
}
.news-container {
    width: 100%;
    height: 690px;
    overflow: hidden;
    position: relative;
    margin: 20px auto;
    border: 1px solid #e5e5e5;
    border-radius: 4px;
    box-sizing: border-box;
}

.news-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}

.news-item {
    display: flex;
    height: 200px;
    padding: 15px;
    border-bottom: 1px solid #f5f5f5;
    align-items: center;
}

.news-item:last-child {
    border-bottom: none;
}

.news-thumb {
    width: 220px;
    height: 130px;
    object-fit: cover;
    border-radius: 4px;
    margin-right: 15px;
}

.news-info {
    flex: 1;
    overflow: hidden;
}

.news-title {
    font-size: 24px;
    color: #333;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.news-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.mgrt40{
    margin-right: 40px;
}
.contact-container{
    padding: 20px 0;
    text-align: center;
}
.contact-btn{
    display: inline-block;
    width: 180px;
    height: 48px;
    line-height: 48px;
    font-size: 22px;
    text-align: center;
    border: 2px solid #000;
    border-radius: 10px;
}
.show-more{
    text-align: center;
    padding: 20px 0;

}
.show-more span{
    font-size: 22px;
    line-height: 28px;
    color: #fff;
    padding: 20px 55px;
    border-radius: 45px;
    background: #167cba;

}
.footer{
    font-size: 16px;
    line-height: 1.75em;
    color: #fff7ee;
    background: #4b4b4b;
    padding: 30px 0;
}
.footer a{
    color: #f0f0f0;
}
.code-container{
    width: 300px;
    float: left;
}
.footer-logo{
    padding-bottom: 15px;
    width: 200px;
}
.footer-logo img{
    width: 200px;
    height: auto;
}
.footer-wxcode{
    width: 200px;
    text-align: center;
}
.footer-wxcode img{
    width: 150px;
    height: auto;
}
.info-container{
    width: 700px;
    float: left;
}
.footer-site{
    padding: 20px 0;
    text-align: center;
}
.kf-footer{
    text-align: center;
    color: #fff;
    width: 50px;
    background: #167cba;
    position: fixed;
    bottom: 170px;
    right: 10px;
    padding: 10px 10px;
    box-sizing: border-box;
    border-radius: 5px;
}
.kf-item{
    border-bottom: 1px dashed #eaeaea;
    cursor: pointer;
    position: relative;
}
.kf-item a{
    color: inherit;
}
.kf-more{
    width: 130px;
    height: 32px;
    line-height: 32px;
    top: 9px;
    position: absolute;
    right: 30px;
    text-align: center;
    padding: 0 20px;
}
.kf-more-mobile{
    background: #167cba;
}
.kf-icon{
    font-size: 30px;
    display: inline-block;
    height: 50px;
    line-height: 50px;
}
.kf-more img{
    max-width: 130px;
}
.leave-message{
    cursor: pointer;
}
.weixin{
    text-align: center;
    padding: 30px;
}
.weixin h2{
    font-size: 18px;
}
.weixin img{
    width: 300px;
    height: 300px;
}
#layui-carousel{
        width: 100%!important;
        height: 560px!important;
}
.m-header{
    height: 80px;
    display: flex;
    justify-content: space-between;
}
.m-menu{
    width: 50px;
}
.menu-ico{
    width: 50px;
    height: 40px;
    margin: 20px 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.menu-ico span{
    width: 50px;
    height: 3px;
    background: #000;
    display: block;
}
.m-drop-menu{
    position: absolute;
    right: 0;
    background: #fff;
    z-index: 9999;
    padding: 10px 20px;
}
.m-drop-menu ul li{
    margin: 5px 0;
}