body {
    background-color: #f5f5f5;
}

.banner_area {
    width: 100%;
    min-height: 700px;
    max-height: 800px;
    overflow: hidden;
    position: relative;
}

.banner_area ul {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 100%;
    overflow: hidden;
}

.banner_area ul li {
    float: left;
    width: 100%;
}

.banner_area ul li img {
    width: 100%;
    overflow: hidden;
}

.banner_area ol {
    width: 100%;
    height: 20px;
    text-align: center;
    overflow: hidden;
    position: absolute;
    bottom: 10%;
    left: 0;
    z-index: 2;
}

.banner_area ol li {
    width: 14px;
    height: 14px;
    border-radius: 20px;
    display: inline-block;
    background-color: #ccc;
    margin-right: 10px;
    cursor: pointer;
}

.banner_area ol li.action {
    background-color: #ff4e00;
}

.about_area {
    width: 1200px;
    margin: 60px auto;
    overflow: hidden;
}

.about_area dl {
    width: 100%;
    overflow: hidden;
}

.about_area dl dt {
    width: 100%;
    height: 55px;
    overflow: hidden;
    margin-bottom: 20px;
}

.about_area dl dt img {
    height: 100%;
}

.about_area dl dd {
    width: 100%;
    height: 500px;
    overflow: hidden;
    position: relative;
}

.about_center {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.about_left {
    background-color: #fff;
    width: 50%;
    float: left;
    height: 100%;
}

.about_right {
    width: 50%;
    float: left;
    height: 100%;
}

.about_right img {
    max-width: 100%;
    max-height: 100%;
    display: block;
    margin: 0 auto;
}

.about_top {
    width: 600px;
    height: 370px;
    background-color: #ffffff;
    box-shadow: 0px 0px 27px 0px rgba(19, 23, 21, 0.23);
    position: absolute;
    z-index: 2;
    top: 65px;
    left: 70px;
    padding: 0 40px;
    padding-top: 20px;
    padding-bottom: 60px;
}

.about_top div.about_text {
    width: 100%;
    height: 100%;
    overflow: scroll;
    overflow-x: hidden;
    overflow-y: hidden;
}

.about_top p {
    color: #5f5f5f;
    font-size: 14px;
    line-height: 30px;
    max-height: 210px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 7;
    margin-bottom: 20px;
}

.about_top a {
    display: block;
    width: 175px;
    height: 50px;
    background-color: #53c696;
    text-align: center;
    line-height: 50px;
    color: #ffffff;
    font-size: 18px;
    float: right;
}

.product_area {
    width: 100%;
    height: 580px;
    overflow: hidden;
    position: relative;
}

.product_bg {
    position: absolute;
    z-index: -1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}

.product_center {
    width: 1200px;
    height: 100%;
    overflow: hidden;
    padding: 40px 0;
    margin: 0 auto;
}

.product_center h5 {
    width: 100%;
    height: 55px;
    overflow: hidden;
    margin-bottom: 50px;
}

.product_center h5 img {
    height: 55px;
}

.product_center h5 a {
    float: right;
    line-height: 55px;
    font-size: 16px;
    color: #fff;
    font-weight: 400;
}

.product_center ul {
    width: 100%;
    height: 380px;
    overflow: hidden;
}

.product_center ul li {
    float: left;
    width: 590px;
    height: 180px;
    margin-right: 20px;
    margin-bottom: 20px;
    background-color: #ffffff;
    padding: 20px;
}

.product_center ul li:nth-child(2n) {
    margin-right: 0;
}

.product_center ul li a {
    display: block;
}

.product_left {
    float: left;
    width: 220px;
    height: 140px;
    overflow: hidden;
    margin-right: 15px;
}

.product_left img {
    height: 140px;
}

.product_right {
    float: left;
    width: 310px;
    overflow: hidden;
}

.product_right h4 {
    color: #3b3b3b;
    font-size: 18px;
    line-height: 30px;
    font-weight: 400;
    overflow: hidden;
    margin-bottom: 10px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.product_right p {
    color: #999999;
    line-height: 30px;
    font-size: 14px;
    max-height: 60px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    margin-bottom: 10px;
}

.product_right span {
    color: #999999;
    font-size: 12px;
}

.news_center {
    width: 1200px;
    overflow: hidden;
    padding: 60px 0;
    margin: 0 auto;
}

.news_center dl {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.news_center dl dt {
    width: 100%;
    height: 55px;
    overflow: hidden;
    margin-bottom: 50px;
}

.news_center dl dt img {
    height: 55px;
}

.news_center dl dd {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.news_left {
    width: 800px;
    overflow: hidden;
    float: left;
}

.news_left h5 {
    width: 100%;
    height: 50px;
    overflow: hidden;
    border-bottom: 1px solid #bfbfbf;
    font-weight: 400;
    margin-bottom: 40px;
}

.news_left h5 span {
    display: block;
    float: left;
    width: 130px;
    height: 50px;
    background-color: #53c696;
    text-align: center;
    line-height: 50px;
    color: #ffffff;
    font-size: 16px;
}

.news_left h5 a {
    float: right;
    line-height: 50px;
    color: #4e4e4e;
    font-size: 16px;
}

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

.company_left {
    float: left;
    width: 380px;
    max-height: 310px;
    overflow: hidden;
    margin-right: 30px;
}

.company_left a {
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: #ffffff;
}

.company_left a img {
    width: 100%;
    max-height: 200px;
}

.company_left a h4 {
    color: #3c3d44;
    font-size: 16px;
    line-height: 50px;
    padding: 0 15px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.company_left a p {
    color: #3c3d44;
    font-size: 14px;
    line-height: 25px;
    padding: 0 15px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.company_left a span {
    display: block;
    line-height: 35px;
    color: #8f8f8f;
    font-size: 12px;
    padding: 0 15px;
}

.company_right {
    float: left;
    width: 390px;
    overflow: hidden;
}

.company_right ul {
    width: 100%;
    overflow: hidden;
    height: 310px;
}

.company_right ul li {
    width: 100%;
    height: 30%;
    border-bottom: 1px solid #bfbfbf;
    margin-bottom: 5%;
}

.company_right ul li:nth-child(3) {
    border: none;
    margin-bottom: 0;
}

.company_right ul li a {
    display: block;
    width: 100%;
    height: 100%;
}

.company_right ul li a div {
    float: left;
    width: 60px;
    overflow: hidden;
}

.company_right ul li a div strong {
    display: block;
    color: #3c3d44;
    font-size: 26px;
    margin-bottom: 5px;
}

.company_right ul li a div span {
    display: block;
    color: #8d8d8d;
    font-size: 12px;
}

.company_right ul li a p {
    color: #3c3d44;
    font-size: 14px;
    line-height: 30px;
    max-height: 60px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.news_right {
    float: right;
    width: 300px;
    overflow: hidden;
}

.news_right h5 {
    width: 100%;
    height: 50px;
    overflow: hidden;
    border-bottom: 1px solid #bfbfbf;
    font-weight: 400;
    margin-bottom: 40px;
}

.news_right h5 span {
    display: block;
    float: left;
    width: 130px;
    height: 50px;
    background-color: #53c696;
    text-align: center;
    color: #ffffff;
    font-size: 16px;
    line-height: 50px;
}

.news_right h5 a {
    color: #4e4e4e;
    font-size: 16px;
    float: right;
    line-height: 50px;
}

.news_right ul {
    width: 100%;
    height: 210px;
    overflow: hidden;
}

.news_right ul li {
    width: 100%;
    height: 80px;
    margin-bottom: 50px;
}

.news_right ul li a {
    display: block;
    width: 100%;
    height: 100%;
}

.news_right ul li a h3 {
    color: #3c3d44;
    font-size: 16px;
    margin-bottom: 15px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.news_right ul li a h3 img {
    width: 17px;
    float: left;
    margin-right: 5px;
    margin-top: 2px;
}

.news_right ul li a p {
    color: #3c3d44;
    font-size: 14px;
    line-height: 25px;
    padding-left: 24px;
    max-height: 50px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.news_right ol {
    width: 100%;
    height: 15px;
    padding-left: 20px;
    margin-top: 50px;
}

.news_right ol li {
    width: 15px;
    height: 15px;
    border-radius: 15px;
    background-color: #949494;
    margin-right: 15px;
    float: left;
}

.news_right ol li.action {
    background-color: #ffab1c;
}

.advantage {
    width: 100%;
    height: 770px;
    overflow: hidden;
    position: relative;
}

.advantage_bg {
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    width: 100%;
    height: 100%;
}

.advantage dl {
    width: 1200px;
    height: 100%;
    margin: 0 auto;
    padding: 40px 0;
}

.advantage dl dt {
    width: 100%;
    height: 80px;
    overflow: hidden;
    margin-bottom: 50px;
}

.advantage dl dt img {
    height: 80px;
}