/* 导航选中 */

.nav ul li:nth-child(1)>a {
    background: url(../images/nav-bg.png);
    color: #fff;
}

/* banner图 */

.banner {
    width: 100%;
    overflow: hidden;
}

.rslides {
    position: relative;
    list-style: none;
    overflow: hidden;
    width: 100%;
    padding: 0;
    margin: 0;
}

.rslides li {
    -webkit-backface-visibility: hidden;
    position: absolute;
    display: none;
    width: 100%;
    left: 0;
    top: 0;
}

.rslides li:first-child {
    position: relative;
    display: block;
    float: left;
}

.rslides img {
    display: block;
    height: auto;
    float: left;
    width: 100%;
    border: 0;
}

.callbacks_tabs.callbacks1_tabs {
    margin-top: -40px;
    position: relative;
    z-index: 100;
    margin-bottom: 20px;
}

.callbacks_tabs.callbacks1_tabs li {
    display: inline-block;
    width: 10px;
    height: 10px;
    margin-left: 5px;
    border-radius: 10px;
    border: 1px solid #FFF;
    position: relative;
}

.callbacks_tabs.callbacks1_tabs li a {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 10px;
    position: absolute;
    left: 0;
    z-index: 1000;
    color: rgba(100, 200, 300, 0);
    color: transparent;
}

.callbacks_tabs.callbacks1_tabs li.callbacks_here a {
    background: #FFF;
}

.callbacks_container {
    margin-bottom: 2px;
    position: relative;
    width: 100%;
    min-width: 1080px;
    text-align: center;
}

.callbacks {
    position: relative;
    list-style: none;
    overflow: hidden;
    width: 100%;
    padding: 0;
    margin: 0;
}

.callbacks li {
    position: absolute;
    width: 100%;
    left: 0;
    top: 0;
}

.callbacks img {
    display: block;
    position: relative;
    z-index: 1;
    height: auto;
    width: 100%;
    border: 0
}

.callbacks .caption {
    display: block;
    position: absolute;
    z-index: 2;
    font-size: 20px;
    text-shadow: none;
    color: #fff;
    background: #000;
    background: rgba(0, 0, 0, .8);
    left: 0;
    right: 0;
    bottom: 0;
    padding: 10px 20px;
    margin: 0;
    max-width: none;
}

.callbacks_nav {
    position: absolute;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    top: 50%;
    left: 0;
    opacity: 0.6;
    z-index: 3;
    text-indent: -9999px;
    overflow: hidden;
    text-decoration: none;
    height: 61px;
    width: 38px;
    background: transparent url("../images/themes.gif") no-repeat left top;
    margin-top: -30px;
    display: none;
}

.callbacks_container:hover .callbacks_nav {
    display: block;
}

.callbacks_nav:active {
    opacity: 1.0;
}

.callbacks_nav.next {
    left: auto;
    background-position: right top;
    right: 0;
}

@media screen and (max-width:600px) {
    .callbacks_nav {
        top: 47%;
    }
}

/* 产品开始 */

#tab {
    width: 1200px;
    position: relative;
    margin: 50px auto;
}

#tab .tit {
    width: 100%;
    overflow: hidden;
    margin: 0 auto;
    text-align: center;
}

#tab .tit h4 {
    font-size: 32px;
    color: #555;
}

#tab .tit h5 {
    font-size: 14px;
    color: #999;
    line-height: 30px;
}

#bd {
    width: 1114px;
    height: 250px;
    position: relative;
    margin: 30px auto 0;
    overflow: hidden;
}

#prev {
    width: 51px;
    height: 56px;
    position: absolute;
    top: 50%;
    left: 0px;
    z-index: 5;
    cursor: pointer;
}

#next {
    width: 51px;
    height: 56px;
    position: absolute;
    top: 50%;
    right: 0px;
    z-index: 5;
    cursor: pointer;
}

#min_box {
    position: absolute;
    top: 0px;
    left: 0px;
}

#min_box li {
    width: 238px;
    height: 250px;
    display: inline-block;
    margin: 0 20px;
    cursor: pointer;
}

#min_box li .tu {
    width: 238px;
    height: 178px;
    border: 1px solid #dcdcdc;
    /* box-shadow: 0 0 10px #ccc; */
    margin-bottom: 20px;
}

#min_box li .tu img {
    display: block;
    margin: 0 auto;
}

#min_box li span {
    width: 234px;
    height: 50px;
    padding-left: 50px;
    /* background: url(../images/cp_name.jpg) no-repeat 20px 18px; */
    line-height: 50px;
    color: #333;
    display: block;
    margin-right: 30px;
}

#min_box li.addClass {
    border: 1px solid red;
}

#min_box img {
    display: block;
    width: 100%;
    height: 178px;
}

/* 产品分类开始 */

.swiper-container {
    width: 1200px;
    height: 400px;
    margin: 0 auto;
}

.swiper-slide {
    position: relative;
    text-align: center;
    font-size: 18px;
    background: #fff;
    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}

.swiper-slide .img {
    width: 224px;
    height: 340px;
    position: absolute;
    top: 28px;
    left: 0;
    display: none;
    z-index: 9;
}

.swiper-slide:hover .img {
    display: block;
    -webkit-animation-name: fadeIn;
    -webkit-animation-duration: 1s;
    -webkit-animation-iteration-count: 1;
    -webkit-animation-delay: 0s;
}

@-webkit-keyframes fadeIn {
    0% {
        opacity: 0;
    }
    50% {
        opacity: 0.5;
    }
    100% {
        opacity: 1;
    }
}

/* 简介 */

.about {
    width: 100%;
    overflow: hidden;
    background: #f5fbff;
    padding: 45px 0;
    margin-top: 60px;
}

.about .con {
    width: 1200px;
    overflow: hidden;
    margin: 0 auto;
}

.about .con .tu {
    width: 605px;
    height: 380px;
    background: url(../images/about-img-bg.png);
    padding: 40px;
}

.about .con .tu .img {
    width: 524px;
    height: 300px;
    overflow: hidden;
}

.about .con .tu .img img {
    width: 100%;
    transform: all .7s;
    -webkit-transition: all .7s;
    -moz-transition: all .7s;
    -ms-transition: all .7s;
    -o-transition: all .7s;
}

.about .con .tu .img:hover img {
    transform: all .7s;
    -webkit-transition: all .7s;
    -moz-transition: all .7s;
    -ms-transition: all .7s;
    -o-transition: all .7s;
    transform: scale(1.2);
    -webkit-transform: scale(1.2);
    -moz-transform: scale(1.2);
    -ms-transform: scale(1.2);
    -o-transform: scale(1.2);
}

.about .con .fr {
    width: 560px;
    margin-top: 40px
}

.about .con .fr h3 {
    font-size: 26px;
    color: #2c2c2c;
    font-family: "SimSun";
    font-weight: bold;
}

.about .con .fr h3 a {
    color: #2c2c2c;
}

.about .con .fr h4 {
    font-size: 17px;
    color: #2c2c2c;
    font-family: "SimSun";
    font-weight: bold;
    letter-spacing: 3px;
    padding-left: 3px;
}

.about .con .fr h4 a {
    color: #2c2c2c;
}

.about .con .fr h5 {
    font-size: 16px;
    color: #2c2c2c;
    line-height: 28px;
    padding-top: 30px;
}

.about .con .fr h5 p {
    height: 168px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 6;
    overflow: hidden;
    text-overflow: ellipsis;
}

.about .con .fr h5 span a {
    color: #6cabce;
}

.about .con:hover .fr h5 span a {
    text-decoration: underline;
}

/* 新闻 */

.newsbox {
    width: 1200px;
    margin: 60px auto 0;
}

.newsbox h1 {
    font-size: 32px;
    color: #555;
    text-align: center;
}

.newsbox h2 {
    font-size: 14px;
    color: #999;
    line-height: 30px;
    text-align: center;
}

.newsbox .list {
    margin-top: 30px;
}

.newsbox .list .item {
    float: left;
    width: 378px;
    height: 414px;
    margin: 0 30px 30px 0;
    border: 1px solid #ccc;
}

.newsbox .list .item:nth-child(3n) {
    margin-right: 0;
}

.newsbox .list .pic {
    width: 100%;
    height: 252px;
    overflow: hidden;
}

.newsbox .list img {
    display: block;
    width: 100%;
    transition: all 0.5s;
}

.newsbox .list .item:hover img {
    transform: scale(1.2);
}

.newsbox .list .info {
    padding: 20px 30px;
}

.newsbox .list .info h4 {
    line-height: 30px;
    font-size: 20px;
    color: #333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.newsbox .list .info p {
    margin-top: 20px;
    font-size: 16px;
    color: #666;
    line-height: 24px;
    height: 72px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* szf 2021-10-20 */

#product {
    width: 1200px;
    margin: 50px auto;
}

#product .tit {
    width: 100%;
    overflow: hidden;
    margin: 0 auto;
    text-align: center;
}

#product .tit h4 {
    font-size: 32px;
    color: #555;
}

#product .tit h5 {
    font-size: 14px;
    color: #999;
    line-height: 30px;
}

#product .protype {
    margin-top: 20px;
}

#product .protype a {
    float: left;
    min-width: 180px;
    padding: 5px 15px;
    line-height: 30px;
    font-size: 16px;
    color: #fff;
    text-align: center;
    margin: 0 10px 10px;
    background: #6cabce;
    border-radius: 4px;
}

.clear {
    clear: both;
}

#product .list {
    margin-top: 20px;
}

#product .list .item {
    float: left;
    width: 277.5px;
    height: 317.5px;
    margin: 0 30px 30px 0;
}

#product .list .item:nth-child(4n) {
    margin-right: 0;
}

#product .list .pic {
    width: 277.5px;
    height: 277.5px;
    border: 1px solid #e0e0e0;
    overflow: hidden;
}

#product .list .pic img {
    display: block;
    max-width: 100%;
    max-height: 100%;
    transition: all 1s;
    margin: 0 auto;
}

#product .list .item:hover img {
    transform: scale(1.2);
}

#product .list .item p {
    text-align: center;
    line-height: 40px;
    font-size: 16px;
    color: #333;
}

#case {
    width: 1200px;
    margin: 50px auto;
}

#case .tit {
    width: 100%;
    overflow: hidden;
    margin: 0 auto;
    text-align: center;
}

#case .tit h4 {
    font-size: 32px;
    color: #555;
}

#case .tit h5 {
    font-size: 14px;
    color: #999;
    line-height: 30px;
}

#case .swiper-container {
    margin-top: 20px;
    height: auto !important;
}

#case .swiper-slide {
    display: block;
    width: 277.5px !important;
    height: auto !important;
}

#case .swiper-slide .pic{
    width: 100%;
    height: 207px;
    border: 1px solid #e0e0e0;
    overflow: hidden;
}

#case .swiper-slide .pic img{
    display: block;
    width: 100%;
    transition: all 1s;
}

#case .swiper-slide:hover  .pic img{
    transform: scale(1.2);
}

#case .swiper-slide p{
    text-align: center;
    line-height: 40px;
    font-size: 16px;
    color: #333;
}
.banner{
    width: 100%;
}

.banner .swiper-container {
    width: 100%;
    height: auto !important;
}

.banner .swiper-slide {
    height: auto !important;
}
.banner img{
    display: block;
    width: 100%;
}