/*
author:chenlijian;
design:guowenquan;
update:2015-08-12;
*/
html {
    overflow: auto;
    _overflow-x: hidden;
}

body {
    overflow-x: hidden;
    overflow-y: auto;
    position: relative;
    width: 100%;
    min-width: 1100px;
    font: 12px/1.5 tahoma, arial, \5FAE\8F6F\96C5\9ED1, sans-serif;
    font-family: "Microsoft YaHei", "微软雅黑", tahoma, arial, simsun, "宋体";
}

body, div, p, ul, ol, li, dl, dt, dd, h1, h2, h3, h4, p, table, input {
    margin: 0;
    padding: 0;
    font-weight: normal;
}

table {
    width: auto;
    border-collapse: collapse;
    border-spacing: 0;
}

li {
    list-style: none;
    vertical-align: bottom;
}

em, i {
    font-style: normal;
}

a {
    outline: none;
    text-decoration: none;
    transition: color .3s, opacity .3s, transform .3s;
    -webkit-transition: color .3s, opacity .3s, transform .3s;
}

a:hover {
    outline: none;
    text-decoration: underline;
}

img {
    border: 0;
}

.hidden {
    display: none;
}

.hide_txt {
    text-indent: -9999em;
    font-size: 0;
    line-height: 0;
}

.clearfix:after {
    display: block;
    content: "";
    visibility: hidden;
    clear: both;
    height: 0;
}

.clearfix {
    zoom: 1;
}

.wrap {
    background: #fff;
}

.wrapper {
    position: relative;
}

.content {
    width: 1100px;
    margin: 0 auto;
    zoom: 1;
    position: relative;
}

.img_box {
}

.img_box i {
    vertical-align: middle;
    display: inline-block;
    height: 100%;
}

.img_box img {
    vertical-align: middle;
}

/*index*/
.carousel_box {
    position: relative;
    height: 590px;
}

.carousel_list {
    position: relative;
    height: 100%;
}

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

.carousel_list .carousel_img {
    position: absolute;
    width: 1920px;
    height: 100%;
    top: 0;
    left: 50%;
    margin-left: -960px;
}

.carousel_list .content {
    height: 550px;
    top: 40px;
}

.carousel_list .img_box {
    position: absolute;
    width: 50%;
    height: 100%;
    top: 0;
    left: 0;
    text-align: right;
}

.carousel_list .img_box i {
    vertical-align: middle;
    display: inline-block;
    height: 100%;
}

.carousel_list .img_box img {
    vertical-align: middle;
}

.carousel_list .text_box {
    position: absolute;
    width: 50%;
    top: 0;
    left: 50%;
    padding: 190px 0 0 100px;
}

.carousel_list .text_box {
    color: #fff;
}

.carousel_list .text_box h2 {
    font-size: 48px;
    font-weight: bold;
    line-height: 64px;
}

.carousel_list .txt_brief {
    font-size: 24px;
    line-height: 40px;
}

.carousel_list .btn_detail {
    display: block;
    margin-top: 30px;
    background: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/ no-repeat 0 -94px;
    width: 119px;
    height: 34px;
    line-height: 34px;
    text-align: center;
    font-size: 14px;
    color: #fff;
    position: relative;
    _text-indent: -8px;
}

.carousel_list .btn_detail:hover {
    text-decoration: none;
    filter: alpha(opacity=92);
    opacity: 0.92;
}

.carousel_list .btn_detail .arr {
    display: inline-block;
+ display: inline;
+ zoom: 1;
    background: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/ no-repeat -128px -94px;
    width: 4px;
    height: 8px;
    margin-left: 8px;
    position: relative;
    top: -1px;
+ top: - 4 px;
    _position: absolute;
    _top: 12px;
    _left: 81px;
}

.carousel_control {
    position: absolute;
    width: 100%;
    bottom: 40px;
    left: 0;
    font-size: 0;
    line-height: 0;
    text-align: center;
}

.carousel_control a {
    display: inline-block;
+ display: inline;
+ zoom: 1;
    margin: 0 5px;
    width: 10px;
    height: 10px;
    background: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/ no-repeat -32px -44px;
}

.carousel_control a.cur, .carousel_control a:hover {
    background-position: -10px -44px;
}

.carousel_box .btn_prev, .carousel_box .btn_next {
    position: absolute;
    top: 50%;
    width: 37px;
    height: 69px;
    background-image: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/;
    margin-top: -30px;
}

.carousel_box .btn_prev {
    left: 50px;
    background-position: -170px 0;
}

.carousel_box .btn_next {
    right: 50px;
    background-position: -224px 0;
}

.main_area h4 {
    font-size: 24px;
    line-height: 60px;
    color: #333;
}

.main_area .btn_more {
    color: #999;
    position: absolute;
    right: 0;
    top: 8px;
}

.product_box {
    position: relative;
    height: 390px;
    border-bottom: 1px solid #e9e9e9;
+ zoom: 1;
}

.product_list {
    position: relative;
    overflow: hidden;
    height: 100%;
}

.product_list ul {
    position: absolute;
    width: 9999px;
    height: 100%;
    top: 0;
    left: 0;
}

.product_list li {
    float: left;
    width: 366px;
    padding-top: 30px;
    text-align: center;
    color: #666;
}

.product_list .img_box {
    height: 200px;
}

.product_list h3 {
    font-size: 30px;
    line-height: 42px;
}

.product_list .txt_product {
    line-height: 20px;
    padding: 0 20px;
    min-height: 40px;
    max-height: 60px;
    position: relative;
    overflow: hidden;
    _height: 40px;
}

.product_list .btn_download {
    display: block;
    margin: 12px auto 0;
    background: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/ no-repeat 0 0;
    width: 122px;
    height: 36px;
    line-height: 36px;
    font-size: 14px;
    color: #666;
    position: relative;
    _text-indent: -3px;
    transition: 0;
    -webkit-transition: 0;
}

.product_list .btn_download .arr {
    display: inline-block;
+ display: inline;
+ zoom: 1;
    background: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/ no-repeat -138px -94px;
    width: 4px;
    height: 8px;
    margin-left: 5px;
    position: relative;
    top: -1px;
+ top: - 4 px;
    _position: absolute;
    _top: 13px;
    _left: 85px;
    cursor: pointer;
}

.product_list .btn_download:hover {
    text-decoration: none;
    background-position: 0 -94px;
    color: #fff;
+ zoom: 1;
}

.product_list .btn_download:hover .arr {
    background-position: -128px -112px;
    _width: 6px;
}

.product_box .btn_prev, .product_box .btn_next {
    position: absolute;
    top: 50%;
    width: 55px;
    height: 55px;
    margin-top: -28px;
    background-image: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/;
}

.product_box .btn_prev {
    left: -28px;
    background-position: -44px -38px;
}

.product_box .btn_next {
    right: -28px;
    background-position: -108px -38px;
}

.product_box .btn_prev:hover, .product_box .btn_next:hover {
    transform: scale(1.1);
    -webkit-transform: scale(1.1);
}

.news_box {
    padding-bottom: 40px;
    border-bottom: 1px solid #e9e9e9;
+ zoom: 1;
}

.news_box .news_tt {
    padding-top: 8px;
    line-height: 60px;
    position: relative;
}

.news_box .news_img {
    float: left;
    width: 693px;
    height: 318px;
    position: relative;
}

.news_img img {
    display: block;
    width: 100%;
    height: 100%;
}

.news_img .txt_news {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30px;
    line-height: 30px;
    text-indent: 12px;
    font-size: 14px;
    color: #fff;
    background: rgba(0, 0, 0, .5);
}

.news_img .txt_news .opc_bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    filter: alpha(opacity=50);
    background: #000;
}

.news_img .txt_news span {
    position: relative;
    z-index: 5;
}

.news_box .news_list {
    float: right;
    width: 365px;
    height: 318px;
    position: relative;
    overflow: hidden;
}

.news_list ul {
    position: relative;
    top: -30px;
}

.news_box .news_list li {
    border-top: 1px solid #e9e9e9;
    position: relative;
    top: -1px;
    padding: 40px 0 33px 84px;
+ zoom: 1;
}

.news_box .news_list li img {
    position: absolute;
    top: 30px;
    left: 0;
    width: 69px;
    height: 69px;
}

.news_box .news_list .txt_news {
    height: 50px;
    position: relative;
    overflow: hidden;
}

.news_box .news_list a {
    font-size: 18px;
    line-height: 25px;
    color: #333;
}

.topic_box {
    position: relative;
    overflow: hidden;
    _height: 413px;
    padding-bottom: 72px;
}

.topic_list {
    position: relative;
    left: -15px;
    width: 1500px;
    _position: absolute;
    top: 0;
}

.topic_list li {
    float: left;
    width: 346px;
    margin: 0 15px;
    _display: inline;
}

.topic_list .topic_tt {
    padding-top: 8px;
    line-height: 60px;
    position: relative;
}

.topic_list .topic_img {
    height: 220px;
    position: relative;
}

.topic_list .topic_img img {
    display: block;
    width: 100%;
    height: 100%;
}

.topic_list .topic_link {
    padding-top: 8px;
    position: relative;
    overflow: hidden;
}

.topic_list .txt_topic {
    line-height: 38px;
    position: relative;
+ zoom: 1;
    white-space: nowrap;
    border-bottom: 1px solid #e9e9e9;
    top: 1px;
}

.topic_list .txt_topic a {
    font-size: 15px;
    color: #333;
    display: block;
    width: 261px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.topic_list .txt_topic a:hover {
    color: #00a7ea;
}

.topic_list .txt_time {
    color: #999;
    position: absolute;
    top: 0;
    right: 0;
}

.topic_list .txt_xunsu {
    position: absolute;
    top: 5px;
    left: 8px;
    line-height: 18px;
    color: #fff;
}

.topic_list .speed_list li {
    position: absolute;
    color: #fff;
    padding-left: 18px;
    line-height: 14px;
}

.topic_list .speed_list .round {
    position: absolute;
    top: 0;
    left: 0;
    background: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/ no-repeat -152px -92px;
    width: 14px;
    height: 14px;
}

.topic_list .speed_list li p {
    position: absolute;
}

.carousel_list .btn_detail:hover .arr, .product_list .btn_download:hover .arr {
    animation: arr_effect 2s linear both infinite;
    -webkit-animation: arr_effect 2s linear both infinite;
}

@keyframes arr_effect {
    0% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(-2px, 0);
    }
    75% {
        transform: translate(2px, 0);
    }
    100% {
        transform: translate(0, 0);
    }
}

@-webkit-keyframes arr_effect {
    0% {
        -webkit-transform: translate(0, 0);
    }
    25% {
        -webkit-transform: translate(-2px, 0);
    }
    75% {
        -webkit-transform: translate(2px, 0);
    }
    100% {
        -webkit-transform: translate(0, 0);
    }
}

.carousel_list .show .img_box {
    animation: c_img_effect .5s both;
    -webkit-animation: c_img_effect .5s both;
}

@keyframes c_img_effect {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

@-webkit-keyframes c_img_effect {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.carousel_list .show .text_box {
    animation: c_text_effect .5s .5s both;
    -webkit-animation: c_text_effect .5s .5s both;
}

@keyframes c_text_effect {
    0% {
        transform: translate(0, -15px);
        opacity: 0;
    }
    100% {
        transform: translate(0, 0);
        opacity: 1;
    }
}

@-webkit-keyframes c_text_effect {
    0% {
        -webkit-transform: translate(0, -15px);
        opacity: 0;
    }
    100% {
        -webkit-transform: translate(0, 0);
        opacity: 1;
    }
}

.product_list li:hover .img_box {
    animation: bounce .8s ease both;
    -webkit-animation: bounce .8s ease both;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0)
    }
    40% {
        transform: translateY(-30px)
    }
    60% {
        transform: translateY(-15px)
    }
}

@-webkit-keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        -webkit-transform: translateY(0)
    }
    40% {
        -webkit-transform: translateY(-30px)
    }
    60% {
        -webkit-transform: translateY(-15px)
    }
}

/*index end*/

/*sub page*/
.sub_page {
    padding: 70px 0 10px;
}

.sub_page .banner_box {
    height: 260px;
    position: relative;
}

.sub_page .banner_box img {
    position: absolute;
    width: 1920px;
    height: 100%;
    top: 0;
    left: 50%;
    margin-left: -960px;
}

.sub_page .content {
    padding-top: 10px;
}

.sub_page .nav_box {
    position: absolute;
    top: 48px;
    right: 0;
    color: #666;
}

.sub_page .nav_box a {
    color: #666;
    padding: 0 4px;
}

.sub_page .sub_title {
    font-size: 24px;
    color: #333;
    padding: 30px 0;
    line-height: 24px;
}

/*sub page end*/

/*news*/
.news_area .banner_box {
    height: 250px;
}

.news_area .share_box {
    position: absolute;
    top: 47px;
    right: 0;
}

.news_area .txt_share {
    color: #666;
}

.news_area .txt_share a {
    display: inline-block;
    width: 19px;
    height: 17px;
    margin: 0 5px;
    background-image: url("../img/ico_share.png") /*tpa=http://www.xunlei.com/img/ico_share.png*/;
    position: relative;
    top: -13px;
+ top: 4 px;
}

.news_area .txt_share .wechat {
    background-position: 0 0;
}

.news_area .txt_share .sina {
    background-position: -30px 0;;
}

.news_area .txt_share .qzone {
    background-position: -57px 0;
}

.news_area .txt_share .code {
    position: absolute;
    top: 100%;
    left: -9999px;
    margin-left: -90px;
    width: 180px;
    height: 180px;
    opacity: 0;
    transition: opacity .4s;
    -webkit-transition: opacity .4s;
}

.news_area .txt_share .wechat:hover .code {
    left: 50%;
    opacity: 1;
}

.news_area .news_list {
    padding-bottom: 10px;
}

.news_area .news_list li {
    padding: 20px 0;
    border-top: 1px solid #e9e9e9;
    position: relative;
+ zoom: 1;
}

.news_area .news_list h3 {
    font-size: 24px;
    line-height: 44px;
    font-weight: normal;
}

.news_area .news_list h3 a {
    color: #333;
}

.news_area .news_list h3 a:hover {
    color: #00a7ea;
}

.news_area .news_list .txt_news {
    font-size: 15px;
    line-height: 25px;
    color: #666;
    position: relative;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding-right: 80px;
+ width: 950 px;
}

.news_area .news_list .txt_time {
    position: absolute;
    color: #999;
    bottom: 24px;
    right: 0;
    line-height: 14px;
}

.news_detail {
    padding-bottom: 80px;
}

.news_detail h3 {
    font-size: 24px;
    line-height: 24px;
    font-weight: normal;
    color: #333;
    padding: 30px 0 20px;
}

.news_detail .txt_news {
    font-size: 15px;
    line-height: 30px;
    color: #333;
    margin-top: 20px;
    text-indent: 32px;
}

.news_detail .news_img {
    display: block;
    max-width: 90%;
    _width: 90%;
    margin: 20px auto 0;
}

.page_controler {
    font-size: 0;
    line-height: 0;
    text-align: center;
    padding-bottom: 25px;
}

.page_controler a {
    display: inline-block;
+ display: inline;
+ zoom: 1;
    margin: 0 15px;
    background: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/ no-repeat -180px -132px;
    width: 33px;
    height: 34px;
    line-height: 32px;
    font-size: 14px;
    color: #666;
}

.page_controler a:hover, .page_controler a.on {
    text-decoration: none;
    background-position: -220px -132px;
    color: #fff;
}

.page_controler a.prev, .page_controler a.next {
    background-position: 0 -132px;
    width: 83px;
}

.page_controler a.prev:hover, .page_controler a.next:hover, .page_controler a.pn_on {
    background-position: -88px -132px;
    color: #fff;
}

/*news end*/

/*history*/
.history_box {
    position: relative;
}

.history_box .ico_line {
    position: absolute;
    background: url("../img/ico_line.png") /*tpa=http://www.xunlei.com/img/ico_line.png*/ no-repeat 0 0;
    width: 945px;
    height: 277px;
    top: 79px;
    left: 87px;
}

.history_list {
    position: relative;
    height: 510px;
}

.history_list li {
    position: absolute;
    width: 2px;
    bottom: 90px;
    background: #c4e7fe;
    white-space: nowrap;
    text-align: center;
}

.history_list .txt_time {
    position: absolute;
    width: 170px;
    bottom: -42px;
    left: 50%;
    margin-left: -85px;
    font-size: 16px;
    line-height: 20px;
    color: #383838;
}

.history_list .txt_event {
    position: absolute;
    width: 170px;
    bottom: 100%;
    left: 50%;
    margin: 0 0 30px -85px;
    font-size: 18px;
    line-height: 24px;
    color: #009cff;
}

.history_list .round {
    position: absolute;
    background: url("../img/btn_spr.png") /*tpa=http://www.xunlei.com/img/btn_spr.png*/ no-repeat -170px -92px;
    width: 18px;
    height: 18px;
    bottom: -39px;
    left: 50%;
    margin-left: -9px;
}

.history_list li {
    animation: hi_li .4s linear both;
    -webkit-animation: hi_li .4s linear both;
}

@keyframes hi_li {
    0% {
        height: 0;
    }
}

@-webkit-keyframes hi_li {
    0% {
        height: 0;
    }
}

.history_list li:nth-child(1) .txt_event {
    animation: hi_event .3s .4s linear both;
    -webkit-animation: hi_event .3s .4s linear both;
}

.history_list li:nth-child(2) .txt_event {
    animation: hi_event .3s .5s linear both;
    -webkit-animation: hi_event .3s .5s linear both;
}

.history_list li:nth-child(3) .txt_event {
    animation: hi_event .3s .6s linear both;
    -webkit-animation: hi_event .3s .6s linear both;
}

.history_list li:nth-child(4) .txt_event {
    animation: hi_event .3s .7s linear both;
    -webkit-animation: hi_event .3s .7s linear both;
}

.history_list li:nth-child(5) .txt_event {
    animation: hi_event .3s .8s linear both;
    -webkit-animation: hi_event .3s .8s linear both;
}

.history_list li:nth-child(6) .txt_event {
    animation: hi_event .3s .9s linear both;
    -webkit-animation: hi_event .3s .9s linear both;
}

@keyframes hi_event {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

@-webkit-keyframes hi_event {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.history_box .ico_line {
    animation: hi_line .8s .4s linear both;
    -webkit-animation: hi_line .8s .4s linear both;
}

@keyframes hi_line {
    0% {
        width: 0;
    }
}

@-webkit-keyframes hi_line {
    0% {
        width: 0;
    }
}

/*history end*/

/*brief*/
.brief_area .txt_brief {
    font-size: 15px;
    line-height: 30px;
    color: #333;
    padding-bottom: 20px;
    text-indent: 30px;
}

.brief_area .brief_box img {
    display: block;
    max-width: 90%;
    _width: 90%;
    margin: 20px auto 0;
}

/*brief end*/

/*honor*/
.honor_list {
    font-size: 15px;
    color: #333;
    line-height: 20px;
    padding-bottom: 20px;
}

.honor_list li {
    float: left;
    width: 33%;
    height: 50px;
}

/*honor end*/

/*manager*/
.manager_area .sub_title {
    padding-bottom: 0;
}

.manager_list {
    position: relative;
    overflow: hidden;
+ zoom: 1;
}

.manager_list ul {
    position: relative;
    top: -1px;
}

.manager_list li {
    padding: 30px 0 30px 162px;
    position: relative;
+ zoom: 1;
    min-height: 146px;
    _height: 146px;
    border-top: 1px solid #e9e9e9;
}

.manager_list .img {
    position: absolute;
    top: 30px;
    left: 0;
    width: 126px;
    height: 145px;
}

.manager_list .inimg {
    width: 600px;
    height: 300px;
}

.manager_list h3 {
    font-size: 16px;
    line-height: 18px;
    font-weight: normal;
    color: #333;
}

.manager_list .txt_manager {
    font-size: 14px;
    line-height: 30px;
    color: #666;
    padding-top: 16px;
}

/*manager end*/

/*contact*/
.contact_area .sub_title {
    padding-bottom: 20px;
}

.contact_us {
    border-bottom: 1px solid #e9e9e9
}

.contact_feed {
    line-height: 32px;
    float: left;
    width: 33%;
    padding-bottom: 14px;
}

.contact_feed dt {
    font-size: 16px;
    color: #333;
}

.contact_feed dd {
    font-size: 14px;
    color: #666;
}

.contact_feed a {
    color: #666;
}

.contact_us .contact_feed {
    min-height: 128px;
    _height: 128px;
}

.contact_xnet {
    padding-bottom: 20px;
}

.contact_xnet .contact_feed dd {
    font-size: 13px;
    _font-size: 12px;
}

/*contact end*/