/**
 * CSS Document * 
 * Created by Jessie 2018/10/29.
 */
/**
 * CSS Document * 
 * Created by Jessie 2018/10/30.
 */
/* ==css重置样式== */
body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
textarea,
p,
blockquote,
th,
td {
  margin: 0;
  padding: 0;
  font: 12px Arial, Helvetica, sans-serif;
  color: #333;
}
em {
  font-style: normal;
}
table {
  width: 100%;
  border: 0;
  border-collapse: collapse;
  border-spacing: 0;
  cellpadding: 0;
  cellspacing: 0;
}
a {
  text-decoration: none;
  cursor: pointer;
}
fieldset,
img {
  border: 0;
}
address,
caption,
cite,
code,
dfn,
em,
strong,
th,
var {
  font-style: normal;
  font-weight: normal;
}
ul,
ol,
li,
dt,
dd {
  list-style: none;
}
caption,
th {
  text-align: left;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-weight: normal;
}
q:before,
q:after {
  content: '';
}
abbr,
acronym {
  border: 0;
  font-variant: normal;
}
sup {
  vertical-align: text-top;
}
sub {
  vertical-align: text-bottom;
}
input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  *font-size: 100%;
}
legend {
  color: #000;
}
strong {
  font-weight: bold;
}
/* ==布局样式== */
.rows {
  width: 100%;
}
.clearfix {
  zoom: 1;
}
.clearfix:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.clear {
  clear: both;
  height: 0;
  overflow: hidden;
}
.float-left {
  float: left;
}
.float-right {
  float: right;
}
.dis-in-b {
  display: inline-block;
}
.text-left {
  text-align: left;
}
.text-right {
  text-align: right;
}
.text-center {
  text-align: center;
}
.mt10 {
  margin-top: 10px;
  padding-bottom: 10px;
}
.mt14 {
  margin-top: 14px;
}
.mt15 {
  margin-top: 15px;
}
.mt20 {
  margin-top: 20px;
}
.mt30 {
  margin-top: 30px;
}
.mt40 {
  margin-top: 40px;
}
.ellipsis {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nav li {
  display: inline-block;
  float: left;
}
.post {
  display: inline-block;
  position: fixed;
  left: 50%;
  top: 0;
  margin-left: -600px !important;
  background: url(2018yt_dh_bg01.png) no-repeat center top;
  z-index: 100;
}
.nav-box {
  width: 1200px;
  margin: 0 auto;
  text-align: left;
  zoom: 1;
  z-index: 10;
}
.nav-box:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.nav-box .nav-bg {
  background: url(2018yt_dh_bg01.png) no-repeat center top;
  zoom: 1;
}
.nav-box .nav-bg:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.nav-box .nav-bg li a {
  color: #fff;
}
.nav-box .nav-bg li a.menu01:hover {
  background: #0061d9;
}
.nav-box .nav-main {
  position: relative;
  z-index: 3;
  padding: 0 20px;
}
.nav-box .nav-main h1 {
  display: inline-block;
  float: left;
  margin-top: 20px;
  width: 150px;
}
.nav-box .nav-main h1 a {
  display: inline-block;
  width: 150px;
  height: 42px;
  background: url(2018yt_logo.png) no-repeat;
  background-size: 100%;
}
.nav-box .nav-main .r-box {
  display: inline-block;
  float: right;
  padding: 16px 0 0 0;
}
.nav-box .nav-main .nav {
  display: inline-block;
  float: left;
  margin-top: -2px;
}
.nav-box .nav-main .nav li {
  display: inline-block;
  float: left;
}
.nav-box .nav-main .nav li ul {
  display: none;
}
.nav-box .nav-main .nav li a {
  display: inline-block;
  padding: 0 15px;
  font: bold 18px/54px "微软雅黑";
  color: #fff;
}
.nav-box .nav-main .nav li a:hover,
.nav-box .nav-main .nav li a.cur {
  color: #fff;
}
.nav-box .nav-main .r-ico {
  display: inline-block;
  float: right;
  margin-top: 14px;
}
.nav-box .nav-main .r-ico a {
  display: inline-block;
  float: left;
  width: 23px;
  height: 23px;
  border: 1px solid #fff;
  margin: 0 5px;
}
.nav-box .nav-main .r-ico a.ico01 {
  background: url(2018yt_tico01.png) no-repeat center center;
}
.nav-box .nav-main .r-ico a.ico02 {
  background: url(2018yt_tico02.png) no-repeat center center;
}
.nav-box .nav-main .r-ico a.ico03 {
  background: url(2018yt_tico03.png) no-repeat center center;
}
.nav-box .nav-main.nav-hover {
  background: url(2018yt_dh_bg201812.png) no-repeat center top;
}
.nav-box .nav-main.nav-hover .nav li a {
  color: #fff;
}
.nav-box .nav-main.nav-hover .nav li a.menu01:hover {
  background: #0061d9;
}
.nav-box .nav-main.nav-hover .nav li ul {
  margin-top: 10px;
  display: block;
}
.nav-box .nav-main.nav-hover .nav li ul li {
  display: block;
  float: none;
  padding: 0;
}
.nav-box .nav-main.nav-hover .nav li ul li a {
  font: 14px/32px "微软雅黑";
  color: #fff;
}
.nav-box .nav-main.nav-hover .nav li ul li a:hover {
  background: none;
  color: #005edf;
}
.nav-box .nav-main.nav-hover .r-ico a {
  border: 1px solid #fff;
}
.nav-box .nav-main.nav-hover .r-ico a.ico01 {
  background: url(2018yt_tico01.png) no-repeat center center;
}
.nav-box .nav-main.nav-hover .r-ico a.ico02 {
  background: url(2018yt_tico02.png) no-repeat center center;
}
.nav-box .nav-main.nav-hover .r-ico a.ico03 {
  background: url(2018yt_tico03_h.png) no-repeat center center;
}
.nav-box .nav-tc {
  display: inline-block;
  width: 1120px;
  height: 280px;
  padding: 20px 40px;
  background: url(2018yt_dh_bg.png) no-repeat center top;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 2;
}
#footer1 {
  width: 1200px;
  margin: 0 auto;
  text-align: left;
  height: 186px;
  background: url(2018yt_f_bg.png) no-repeat;
}
#footer1 .main {
  padding: 30px 100px 20px 100px;
  zoom: 1;
}
#footer1 .main:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
#footer1 .lbox {
  display: inline-block;
  float: left;
}
#footer1 .lbox li {
  display: inline-block;
  float: left;
  margin-right: 40px;
}
#footer1 .lbox li a {
  font: 14px/32px "微软雅黑";
  color: #263142;
}
#footer1 .lbox li a:hover {
  color: #f60;
}
#footer1 .lbox .f-logo {
  display: inline-block;
  width: 150px;
  height: 42px;
  background: url(2018yt_logo_h.png) no-repeat;
  margin: 20px 0;
}
#footer1 .lbox p {
  font: 14px/30px "微软雅黑";
  color: #8b97a6;
}
#footer1 .rbox {
  display: inline-block;
  float: right;
}
#footer1 .rbox select {
  display: inline-block;
  width: 120px;
  height: 30px;
  border: 1px solid #929eac;
  font: 14px/30px "微软雅黑";
  color: #566376;
}
#footer1 .rbox a {
  display: inline-block;
  float: left;
  height: 16px;
  margin-left: 20px;
}
#footer1 .rbox a.ico01 {
  width: 20px;
  background: url(2018yt_fico01.png) no-repeat center center;
}
#footer1 .rbox a.ico02 {
  width: 21px;
  background: url(2018yt_fico02.png) no-repeat center center;
}
#footer1 .rbox a.ico03 {
  width: 15px;
  background: url(2018yt_fico03.png) no-repeat center center;
}
.back-to-top {
  display: inline-block;
  width: 28px;
  height: 28px;
  border: 1px solid #d6dbe1;
  background: #fff url(2018yt_gtop_ico.png) no-repeat center;
  position: fixed;
  right: 20px;
  bottom: 20px;
  cursor: pointer;
  text-indent: -9999px;
  display: none;
}
#footer {
  width: 1000px;
  margin: 0 auto;
  text-align: left;
  padding: 40px 100px;
  background: url(2018_footer_bg.jpg) no-repeat center top;
  background-size: cover;
}
#footer .link {
  display: inline-block;
  float: left;
  width: 800px;
}
#footer .link h2 {
  border-bottom: 1px solid #bcc7d4;
  font: 18px/42px "微软雅黑";
  color: #fff;
}
#footer .link ul {
  padding: 20px 0;
}
#footer .link ul li {
  display: inline-block;
  float: left;
  width: 250px;
  padding-right: 16px;
}
#footer .link ul li a {
  font: 14px/32px "微软雅黑";
  color: #6fdbff;
}
#footer .link ul li a:hover {
  text-decoration: underline;
}
#footer .rbox {
  display: inline-block;
  float: right;
  text-align: center;
}
#footer .rbox select {
  width: 132px;
  height: 28px;
  border: 1px solid #929eac;
  background: #fff;
  padding-left: 10px;
  font: 14px/28px "微软雅黑";
  color: #333;
  margin-top: 8px;
}
#footer .rbox .ewm {
  text-align: center;
  font: 14px/24px "微软雅黑";
  color: #fff;
  padding: 20px;
}
#footer .bot-box {
  border-top: 1px solid #fff;
  padding: 10px 0;
  text-align: center;
  zoom: 1;
}
#footer .bot-box:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
#footer .bot-box p {
  font: 14px/30px "微软雅黑";
  color: #fff;
}
#footer .bot-box p a {
  display: inline-block;
  margin-left: 20px;
  padding-left: 25px;
  font: 14px/30px "微软雅黑";
  color: #fff;
}
#footer .bot-box p a.ico01 {
  background: url(2018_fico01.png) no-repeat left center;
}
.index-bg {
  background-size: cover;
  width: 100%;
  height: 100%;
  background-size: cover !important;
}
.index-con {
  width: 1200px;
  margin: 0 auto;
  text-align: left;
  margin-top: 48px;
  position: relative;
  z-index: 1;
  zoom: 1;
}
.index-con:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.index-ico {
  display: inline-block;
  width: 90px;
  height: 48px;
  background: url(2018yt_index_sb.png) no-repeat;
  position:fixed;;
  left: 50%;
  top: 0;
  margin-left: -45px;
  z-index: 3;
}
.index-main {
  display: inline-block;
  width: 1200px;
  background: #fff;
  -webkit-border-radius: 5px 5px 0 0;
  -moz-border-radius: 5px 5px 0 0;
  -ms-border-radius: 5px 5px 0 0;
  -o-border-radius: 5px 5px 0 0;
  border-radius: 5px 5px 0 0;
  position: absolute;
  left: 0;
  top: 20px;
  z-index: 2;
}
.index-tzgg {
  background: #f8fafc;
  height: 54px;
  padding: 0 100px;
  zoom: 1;
}
.index-tzgg:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.index-tzgg h2 {
  display: inline-block;
  float: left;
  width: 78px;
  padding-left: 32px;
  background: url(2018index_tzgg_ico.png) no-repeat left center;
  font: 16px/54px "微软雅黑";
  color: #263142;
}
.scrollbox {
  display: inline-block;
  float: left;
  width: 890px;
  height: 54px;
  overflow: hidden;
}
.scrollbox #scrollDiv {
  display: inline-block;
  float: left;
  width: 860px;
  height: 54px;
  overflow: hidden;
}
.scrollbox #scrollDiv li {
  height: 54px;
  overflow: hidden;
  zoom: 1;
  font: 16px/54px "微软雅黑";
  color: #263142;
}
.scrollbox #scrollDiv li:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.scrollbox #scrollDiv li a {
  display: inline-block;
  float: left;
  width: 85%;
  height: 54px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font: 16px/54px "微软雅黑";
  color: #263142;
}
.scrollbox #scrollDiv li a:hover {
  color: #f60;
}
.scrollbox .scroltit {
  display: inline-block;
  float: right;
  width: 22px;
}
.scrollbox .scroltit span {
  display: inline-block;
  width: 19px;
  height: 19px;
  border: 1px solid #dedede;
  text-indent: -9999px;
  cursor: pointer;
  margin-top: 4px;
}
.scrollbox .scroltit span:hover {
  border: 1px solid #f60;
}
.scrollbox .scroltit span#but_up {
  background: url(by_index_jt_up.png) no-repeat center center;
}
.scrollbox .scroltit span#but_down {
  background: url(by_index_jt_down.png) no-repeat center center;
}
.index-row01 {
  padding: 40px 100px;
  zoom: 1;
}
.index-row01:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.index-row01 #focus {
  display: inline-block;
  float: left;
  width: 500px;
  height: 310px;
  overflow: hidden;
  position: relative;
  z-index: 2;
}
.index-row01 #focus ul {
  height: 310px;
  position: absolute;
}
.index-row01 #focus ul li {
  float: left;
  width: 500px;
  height: 310px;
  overflow: hidden;
  position: relative;
}
.index-row01 #focus ul li img {
  width: 500px;
  height: 310px;
}
.index-row01 #focus ul li p {
  width: 500px;
  height: 40px;
  background: #333;
  position: absolute;
  left: 0;
  bottom: 0;
  filter: alpha(opacity=50);
  -moz-opacity: 0.50;
  opacity: 0.702;
}
.index-row01 #focus ul li p a {
  margin-left: 20px;
  font: 12px/40px Arial, Helvetica, sans-serif;
  color: #fff;
}
.index-row01 #focus ul li div {
  position: absolute;
  overflow: hidden;
}
.index-row01 #focus .btnBg {
  position: absolute;
  width: 500px;
  height: 20px;
  left: 0;
  bottom: 0;
}
.index-row01 #focus .btn {
  position: absolute;
  width: 242px;
  height: 10px;
  padding: 5px 10px;
  right: 0;
  bottom: 11px;
  text-align: right;
}
.index-row01 #focus .btn span {
  display: inline-block;
  _display: inline;
  _zoom: 1;
  width: 6px;
  height: 6px;
  _font-size: 0;
  margin-left: 10px;
  cursor: pointer;
  background: #fff;
  filter: alpha(opacity=100);
  -moz-opacity: 1;
  opacity: 1;
  -webkit-border-radius: 3px;
  -moz-border-radius: 3px;
  -ms-border-radius: 3px;
  -o-border-radius: 3px;
  border-radius: 3px;
}
.index-row01 #focus .btn span.on {
  background: #007eff;
}
.index-row01 .r-box {
  display: inline-block;
  float: right;
  width: 474px;
}
.index-row01 .r-box .tab-ul {
  background: #eaf3f8;
  zoom: 1;
}
.index-row01 .r-box .tab-ul:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.index-row01 .r-box .tab-ul li {
  display: inline-block;
  float: left;
  width: 33.33%;
  text-align: center;
  cursor: pointer;
}
.index-row01 .r-box .tab-ul li a {
  font: 18px/50px "微软雅黑";
  color: #435063;
}
.index-row01 .r-box .tab-ul li.cur {
  background: #0064d3;
}
.index-row01 .r-box .tab-ul li.cur a {
  color: #fff;
}
.index-row01 .r-box dl {
  border-bottom: 1px dashed #d9dee4;
  padding: 10px 0;
}
.index-row01 .r-box dl dt {
  height: 48px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
}
.index-row01 .r-box dl dt a {
  font: bold 16px/48px "微软雅黑";
  color: #333;
}
.index-row01 .r-box dl dt a:hover {
  color: #f60;
}
.index-row01 .r-box dl dd {
  height: 48px;
  overflow: hidden;
  font: 14px/24px "微软雅黑";
  color: #435063;
  text-indent: 2em;
}
.index-row01 .r-box .list {
  height: 136px;
  overflow: hidden;
  padding: 10px 0 0 0;
}
.index-row01 .r-box .list li {
  height: 34px;
}
.index-row01 .r-box .list li span {
  display: inline-block;
  float: right;
  font: 14px/34px "微软雅黑";
  color: #666;
}
.index-row01 .r-box .list li a {
  display: inline-block;
  width: 80%;
  padding-left: 14px;
  background: url(2018index_li_ico.png) no-repeat left center;
  font: 14px/34px "微软雅黑";
  color: #1a2f52;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.index-row01 .r-box .list li a:hover {
  color: #f60;
}
.add-pic {
  padding: 0 100px;
}
.add-pic img {
  width: 1000px;
  height: 150px;
}
.index-row03 {
  padding: 50px 50px 0 100px;
  zoom: 1;
}
.index-row03:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.index-row03 h2 {
  display: inline-block;
  float: left;
  width: 146px;
  height: 132px;
  background: url(2018index_lgcy_tit.png) no-repeat;
  text-indent: -9999px;
}
.index-row03 ul {
  display: inline-block;
  float: left;
}
.index-row03 ul li {
  display: inline-block;
  float: left;
  padding: 0 50px;
  border-left: 1px solid #d9d9d9;
}
.index-row03 ul li:nth-of-type(1) {
  border: none;
}
.index-row03 ul li a {
  display: inline-block;
  width: 76px;
  font: bold 18px/48px "微软雅黑";
  color: #666;
  text-align: center;
  padding-top: 80px;
}
.index-row03 ul li a:hover {
  color: #2b5ba7;
}
.index-row03 ul li a.a1 {
  background: url(2018yt_lgcy01.png) no-repeat center 5px;
}
.index-row03 ul li a.a2 {
  background: url(2018yt_lgcy02.png) no-repeat center 5px;
}
.index-row03 ul li a.a3 {
  background: url(2018yt_lgcy03.png) no-repeat center 5px;
}
.index-row03 ul li a.a4 {
  background: url(2018yt_lgcy04.png) no-repeat center 5px;
}
.index-row03 ul li a.a5 {
  background: url(2018yt_lgcy05.png) no-repeat center 5px;
}
.index-row04 {
  padding: 50px 100px;
  zoom: 1;
}
.index-row04:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.index-row04 .lbox {
  display: inline-block;
  float: left;
  width: 550px;
  height: 310px;
  position: relative;
  z-index: 1;
}
.index-row04 .lbox img {
  width: 550px;
  height: 310px;
  z-index: 2;
}
.index-row04 .lbox h2 {
  font: 16px/24px "微软雅黑";
  color: #fff;
  position: absolute;
  left: 30px;
  top: 20px;
  z-index: 3;
}
.index-row04 .lbox .play {
  display: inline-block;
  width: 26px;
  height: 34px;
  background: url(2018yt_btn_play.png) no-repeat;
  position: absolute;
  left: 260px;
  top: 138px;
  z-index: 3;
}
.index-row04 .rbox {
  display: inline-block;
  float: right;
  width: 348px;
  height: 258px;
  padding: 25px;
  border: 1px solid #e0e4e9;
  background: url(2018yt_index_bg03.png) no-repeat;
}
.index-row04 .rbox h2 {
  font: bold 22px/48px "微软雅黑";
  color: #333;
}
.index-row04 .rbox p {
  font: 14px/22px "微软雅黑";
  color: #707d8f;
}
.index-row04 .rbox p a {
  color: #2b5ba7;
}
.index-row04 .rbox p a:hover {
  color: #f60;
}
.index-row05 {
  margin: 0 100px;
  padding: 30px 0;
  border-top: 1px solid #bfbfbf;
  zoom: 1;
}
.index-row05:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.index-row05 span {
  display: inline-block;
  float: left;
  width: 33.33%;
  text-align: center;
  padding-top: 40px;
  font: 14px/30px "微软雅黑";
  color: #343434;
}
.index-row05 span.ico01 {
  background: url(2018yt_ico_tel.png) no-repeat center top;
}
.index-row05 span.ico02 {
  background: url(2018yt_ico_dw.png) no-repeat center top;
}
.index-row05 span.ico03 {
  background: url(2018yt_ico_cz.png) no-repeat center top;
}