@charset "utf-8";
/* CSS Document */
body {
    margin: 0;
    padding: 0;
    font-size: 14px;
    line-height: 22px;
    font-family: Microsoft YaHei, 黑体, Verdana, Arial, sans-serif;
    -webkit-text-size-adjust: none;
    color: #333;
    background: #f5f5f5;
}

html, body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td, p {
    margin: 0;
    padding: 0;
}

img {
    border: 0;
    vertical-align: bottom;
}

ul, li {
    list-style-type: none;
}

a {
    color: #333;
    text-decoration: none;
    transition: all 0.3s;
}

input:focus, select:focus, option:focus, textarea:focus {
    outline: none;
}

textarea, input[type=date], input[type=number] {
    resize: none;
    border: none;
}

button:hover, input[class*=b]:hover {
    cursor: pointer;
}

i, u {
    font-style: normal;
    font-weight: normal;
}

.tl {
    text-align: left;
}

.tc {
    text-align: center;
}

.tr {
    text-align: right;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.cl {
    clear: both;
}

.fb {
    font-weight: bold;
}

.f12 {
    font-size: 12px;
}

.f16 {
    font-size: 16px;
}

.f18 {
    font-size: 18px;
}

.f20 {
    font-size: 20px;
}

.f24 {
    font-size: 24px;
}

.rel {
    position: relative;
}

.min_w {
    min-width: 1200px;
}

.container {
    width: 1200px;
    margin: 0 auto;
}

.mar30 {
    margin-bottom: 30px;
}

.white_bg {
    background: #fff;
    padding-bottom: 20px;
}

s
.grey9 {
    color: #999;
}

/*header*/
.top_bg {
    height: 130px;
    background: #fff;
    border-bottom: 4px solid #f18101;
}

.nav_list {
    width: 680px;
}

.nav_list li {
    width: 82px;
    height: 130px;
    line-height: 130px;
    float: left;
}

.nav_list li a {
    display: block;
}

.nav_list li a:hover {
    background: #315cc4;
    color: #fff;
}

/* banner */
.banner {
    width: 100%;
    height: 600px;
    overflow: hidden;
    position: relative;
}

.b-img {
    height: 600px;
    position: absolute;
    left: 0;
    top: 0;
}

.b-img a {
    display: block;
    height: 600px;
    float: left;
}

.b-list {
    height: 50px;
    padding-top: 600px;
    position: relative;
    margin: 0 auto;
    z-index: 1;
}

.b-list span {
    display: block;
    cursor: pointer;
    width: 14px;
    height: 14px;
    border-radius: 7px;
    float: left;
    margin: 0 5px;
    _margin: 0 3px;
    background: #fff;
}

.b-list .spcss {
    width: 30px;
    background: #315cc4;
}

.bar-left {
    position: absolute;
    z-index: 1;
    display: block;
    width: 100px;
    height: 100%;
    left: 0px;
    background: none;
    top: 0px;
}

.bar-right {
    position: absolute;
    z-index: 1;
    display: block;
    width: 100px;
    height: 100%;
    right: 0px;
    background: none;
    top: 0px;
}

.bar-left em {
    display: block;
    width: 50px;
    height: 100px;
    background: url(../images/arrow.png) 0px 0px no-repeat;
    margin: 0 auto;
    margin-top: 225px;
}

.bar-right em {
    display: block;
    width: 50px;
    height: 100px;
    background: url(../images/arrow.png) -50px 0px no-repeat;
    margin: 0 auto;
    margin-top: 225px;
}

.bar-left .emcss {
    background-position: 0px -100px;
}

.bar-right .emcss {
    background-position: -50px -100px;
}

/*index*/
.index_type {
    height: 240px;
}

.index_type li {
    width: 320px;
    float: left;
    padding: 20px 40px;
    position: relative;
    top: -50px;
}

.index_type li a {
    display: block;
    color: #fff;
    height: 200px;
    text-transform: uppercase;
}

.index_type_tit {
    height: 60px;
    line-height: 60px;
    border-bottom: #448aca solid 1px;
}

.index_type_text {
    line-height: 40px;
    height: 120px;
    padding-top: 10px;
}

.index_type_bg01 {
    background: url(../images/a01.png) no-repeat right bottom #3460cb;
}

.index_type_bg02 {
    background: url(../images/a02.png) no-repeat right bottom #335ec7;
}

.index_type_bg03 {
    background: url(../images/a03.png) no-repeat right bottom #315cc4;
}

.index_tit {
    padding: 20px 0;
    border-bottom: #ddd solid 1px;
    margin-bottom: 10px;
}

.index_tit dt {
    line-height: 50px;
    font-size: 28px;
}

.index_tit dd {
    line-height: 30px;
    color: #999;
    font-size: 16px;
    text-transform: uppercase;
}

.index_tit_blue {
    position: absolute;
    left: 50%;
    bottom: -3px;
    margin-left: -13px;
    line-height: 0;
}

.pro_type {
    margin: 50px 0;
}

.pro_type a {
    display: inline-block;
    height: 40px;
    line-height: 40px;
    padding: 0 30px;
    margin: 0 10px;
    background: #fff;
}

.pro_type a:hover {
    background: #315cc4;
    color: #fff;
}

.pro_list {
    margin-left: -18px;
}

.pro_list li {
    width: 400px;
    float: left;
    margin-left: 5px;
    line-height: 60px;
    margin-bottom: 30px;
    background: #fff;
}

.index_more {
    display: block;
    margin: 50px auto;
    width: 100px;
    padding-right: 44px;
    height: 40px;
    line-height: 40px;
    background: #fff url(../images/more.jpg) no-repeat right center;
    box-shadow: 0 0 20px #ddd;
}

.index_more:hover {
    box-shadow: 0 0 20px #bbb;
}

.about_bg {
    background: url(../images/about_bg.jpg) no-repeat center top;
    padding-top: 120px;
}

.about_box {
    height: 380px;
    background: #315cc4 url(../images/a04.png) no-repeat right bottom;;
    padding: 20px 40px;
}

.about_pic {
    width: 550px;
}

.about_pic img {
    position: relative;
    top: -40px;
}

.about_con {
    width: 540px;
    color: #fff;
}

.about_tit {
    height: 30px;
    line-height: 30px;
    padding: 15px 0;
    border-bottom: #448aca solid 1px;
    text-transform: uppercase;
}

.about_text {
    line-height: 40px;
    padding: 20px 0;
}

.case_big {
    width: 600px;
    height: 490px;
}

.case_big:hover .case_name {
    height: 100%;
    padding-top: 220px;
    background: rgba(0, 0, 0, .5) url(../images/eye.png) no-repeat center 260px;
}

.case_list {
    width: 600px;
}

.case_list li {
    width: 290px;
    height: 240px;
    float: left;
    margin-left: 10px;
    margin-bottom: 10px;
    position: relative;
    transition: all .8s linear;
}

.case_name {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 0;
    background: rgba(0, 0, 0, .5) url(../images/eye.png) no-repeat center 280px;
    color: #fff;
    line-height: 40px;
    transition: all .5s linear;
    box-sizing: border-box;
    overflow: hidden;
}

.case_list li:hover .case_name {
    height: 100%;
    padding-top: 90px;
    background: rgba(0, 0, 0, .5) url(../images/eye.png) no-repeat center 140px;
}

.news_list {
    padding: 50px 0;
    margin-left: -20px;
}

.news_list li {
    width: 590px;
    float: left;
    margin-left: 20px;
    margin-bottom: 20px;
}

.news_list li a {
    display: block;
    border: #ddd solid 1px;
    padding: 15px;
    transition: all .5s linear;
}

.news_list li a:hover {
    color: #fff;
    background: #315cc4;
}

.news_list_pic {
    width: 180px;
    height: 120px;
}

.news_list_con { /*width:360px;*/
}

.news_list_con h3 {
    line-height: 40px;
}

.news_list_text {
    line-height: 30px;
    height: 60px;
    overflow: hidden;
}

/*footer*/
.bot_bg {
    background: url(../images/bot_bg.jpg);
    padding: 20px 0;
    color: #b1b1b1;
}

.bot_tel {
    background: url(../images/tel.png) no-repeat left center;
    padding-left: 40px;
    line-height: 90px;
    font-size: 20px;
}

.copyright {
    padding: 30px 0 0;
    line-height: 30px;
    border-top: #626262 solid 1px;
    margin-top: 20px;
}

/*main*/
.main_con {
    min-height: 500px;
    line-height: 30px;
}

.main_page {
    margin: 30px 0 50px;
}

.main_page a {
    display: inline-block;
    margin: 0 5px;
    border: #ddd solid 1px;
    padding: 0 15px;
    height: 30px;
    line-height: 30px;
}

.main_page a:hover {
    background: #315cc4;
    color: #fff;
    border: #315cc4 solid 1px;
}

.main_news li {
    padding: 15px;
    background: #fff;
    margin-bottom: 30px;
}

.main_news_pic {
    width: 180px;
    height: 120px;
}

.main_news_con {
    width: 960px;
}

.main_news_con h3 {
    line-height: 40px;
}

.main_news_text {
    line-height: 25px;
    height: 50px;
    overflow: hidden;
    color: #666;
}