.slider {
    width: 100%;
    height: 1px;
}

.demo1 {
    width: 100%;
    height: 998px;
    background: url(../images/a_bg.jpg) no-repeat center;
}


/*title*/

.title {
    width: 1200px;
    height: 88px;
    background: url(../images/a2.png) no-repeat;
    margin-top: 50px;
}

.title a {
    display: block;
    width: 46px;
    height: 43px;
    background: url(../images/a1.png) no-repeat;
    float: right;
    margin: 32px 22px 0 0;
}

.choose {
    width: 100%;
}

.choose ul {
    text-align: center;
    margin-top: 43px;
}

.choose ul li {
    width: 273px;
    display: inline-block;
    vertical-align: top;
    height: 476px;
    background: url(../images/a4.png) no-repeat bottom center;
    margin: 0 10px;
}

.choose ul li div {
    width: 230px;
    color: white;
    margin: 26px auto 0;
}

.choose ul li div .txt1 {
    font-size: 24px;
    font-weight: 600;
}

.choose ul li div .txt2 {
    font-size: 15px;
    text-align: left;
    margin-top: 23px;
}

.index_phone {
    width: 100%;
    height: 211px;
    margin-top: 66px;
}

.index_phone p {
    width: 249px;
    height: 40px;
    line-height: 40px;
    font-weight: bold;
    font-size: 26px;
    float: right;
    margin-top: 150px;
    color: white;
}

.product {
    width: 100%;
    height: 924px;
    background: url(../images/b_bg.jpg) no-repeat center;
}

.product .title {
    background: url(../images/b1.png) no-repeat;
}

.product .title2 {
    background: url(../images/c1.png) no-repeat;
}

.product .product_nav {
    width: 101%;
    text-align: left;
    margin-top: 9px;
}

.product .product_nav li {
    width: 180px;
    height: 40px;
    border: 1px solid #C1C0C0;
    background: transparent;
    display: inline-block;
    margin-right: 20px;
    text-align: center;
}

.product .product_nav li a {
    display: block;
    width: 100%;
    height: 40px;
    line-height: 40px;
}

.product .product_nav li.hover,
.product .product_nav li:hover {
    border: 1px solid #3DCEC0;
    background: #3DCEC0;
}

.product .product_nav li.hover a,
.product .product_nav li:hover a {
    color: white
}

.product_list {
    position: relative;
}

.product_list .hd .prev,
.product_list .hd .next {
    display: block;
    width: 32px;
    height: 32px;
    /* float: right; */
    /* margin-right: 5px; */
    /* margin-top: 10px; */
    overflow: hidden;
    cursor: pointer;
    background: url("../images/i2.png") no-repeat;
    position: absolute;
    left: -50px;
    top: 50%;
    margin-top: -16px;
    right: auto;
}

.product_list .hd .next {
    background: url("../images/i1.png") no-repeat;
    right: -50px;
    left: auto;
}

.product .product_list {
    margin-top: 160px;
}

.product .product_list li {
    width: 240px;
    height: auto;
    margin: 0 12px;
    float: left;
}

.product .product_list li:hover .pic {
    box-shadow: 3px 3px 3px #888888;
}

.product .product_list li .pic {
    display: block;
    width: 240px;
    height: 230px;
    border: 1px solid #888888;
    position: relative;
    text-align: center;
    /* background: white; */
    background: white;
    /* filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='../img/justice.jpg',sizingMethod='scale'); */
}

.product .product_list li .pic div {
    width: 200px;
    height: 190px;
    position: relative;
    top: 20px;
    left: 20px;
    background-size: contain !important;
}

.product .product_list li .pic img {
    max-width: 100%;
    max-height: 100%;
    position: relative;
    top: 50%;
    transform: translateY(-50%)
}

.product .product_list li p {
    width: 100%;
    height: 58px;
    background: #19D5C3;
    margin-top: 10px;
}

.product .product_list li p a {
    display: block;
    width: 220px;
    height: 58px;
    line-height: 58px;
    margin: 0 auto;
    background: url(../images/b9.png) no-repeat right center;
    font-size: 15px;
    color: white;
    margin-left: 10px;
}


/*technology*/

.technology {
    width: 100%;
    height: 554px;
    background: url(../images/c_bg.jpg) no-repeat center;
}

.technology .technology_box {
    width: 1195px;
    margin: 0 auto;
    overflow: hidden;
}

.technology .technology_box .parHd {
    text-align: center;
    padding-top: 40px;
}

.technology .technology_box .parHd ul {
    display: inline-block;
    width: auto;
    height: 43px;
    background: url(../images/c2.png) no-repeat;
    background-size: 100% 100%;
}

.technology .technology_box .parHd ul li {
    width: 156px;
    height: 42px;
    line-height: 42px;
    display: inline-block;
    vertical-align: top;
    font-size: 18px;
}

.technology .technology_box .parHd ul li a {
    display: block;
    width: 100%;
    height: 42px;
}

.technology .technology_box .parHd ul li.on {
    background: url(../images/c3.png) no-repeat;
}

.technology .technology_box .parHd ul li.on a {
    color: white;
}

.technology .technology_box .parBd {
    margin-top: 40px;
}

.technology .technology_box .parBd .slideBox ul li {
    width: 260px;
    padding: 0 20px;
    float: left;
    height: auto;
    background: url(../images/c4.png) no-repeat right center;
}

.technology .technology_box .parBd .slideBox ul li h2 {
    font-size: 19px;
    line-height: 28px;
}

.technology .technology_box .parBd .slideBox ul li h2 a {
    color: black;
}

.technology .technology_box .parBd .slideBox ul li .txt1 {
    margin-top: 30px;
    line-height: 26px;
}

.technology .technology_box .parBd .slideBox ul li .txt2 {
    margin-top: 25px;
}

.technology .technology_box .parBd .slideBox ul li .more {
    display: block;
    width: 32px;
    height: 32px;
    background: url(../images/c6.png) no-repeat;
    margin-top: 25px;
}

.technology .technology_box .parBd .slideBox ul li:hover .more {
    background: url(../images/c5.png) no-repeat;
}


/*about*/

.about {
    width: 100%;
    height: 714px;
    background: url(../images/d_bg.jpg) no-repeat center;
}

.about .about_box {
    width: 572px;
}

.about .about_box .pic {
    margin-top: 70px;
}

.about .about_box .txt1 {
    margin-top: 30px;
    line-height: 27px;
    letter-spacing: 1px;
}

.about .about_box .more {
    text-align: right;
    margin-top: 30px;
}

.about .about_box ul {
    text-align: center;
    margin-top: 30px;
}

.about .about_box ul li {
    width: 187px;
    margin: 0 0px;
    display: inline-block;
    vertical-align: top;
}

.about .about_box ul li .txt2 {
    font-size: 17px;
    margin: 5px 0;
}

.about .about_box ul li .txt3 {
    font-size: 13px;
    color: #A4A4A4;
}


/*news*/

.news {
    width: 100%;
    height: 686px;
    background: url(../images/n_bg.jpg) no-repeat center;
}

.news .title {
    background: url(../images/n1.png) no-repeat;
}

.news .news_box {
    margin-top: 40px;
}

.news .news_right {
    margin-top: 20px;
    width: 678px;
}

.news .news_right .tops {
    width: 660px;
}

.news .news_right .tops .txt1 {
    height: 20px;
    border-left: 4px solid #41B6AB;
    padding-left: 5px;
    line-height: 20px;
    font-weight: 600;
    width: 560px;
    display: inline-block;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    font-size: 19px;
}

.news .news_right .tops .txt1 a {
    color: black;
}

.news .news_right .tops .txt2 {
    font-size: 14px;
    line-height: 24px;
    margin-top: 25px;
}

.news .news_right .tops .txt3 {
    text-align: right;
    margin-top: 10px;
}

.news .news_right .tops .txt3 a {
    color: #18C1B1;
    font-size: 16px;
}

.news .news_right ul {
    margin-top: 30px;
}

.news .news_right ul li {
    height: 40px;
    border-bottom: 1px #B6C0C2 dashed;
    line-height: 40px;
    background: url(../images/n2.png) no-repeat left center;
    font-size: 16px;
}

.news .news_right ul li a {
    display: inline-block;
    margin-left: 15px;
    width: 520px;
    height: 40px;
    line-height: 40px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}