* {margin:0; padding:0; box-sizing: border-box;}
body {
  margin:0;
  padding:0;
  font-family:"微软雅黑","宋体";
  font-size:15px;
  color:#333333;
  width: 100%;
  background-size: contain;
  background: #E6E6E6;
}
ul,li {list-style:none; margin:0; padding:0;}
a {
  text-decoration: none;
  color: #333333;
}
.clear{
  clear: both;
}
.left{
  float: left;
}
.right{
  float: right;
}
.block{
  display: block;
}
.none{
  display: none;
}
.margin_r0{
  margin-right: 0 !important;
}
.margin_bom0{
  margin-bottom: 0 !important;
}
tr,td{
  padding: 0;
  margin: 0;
}
/*局部样式*/
.box{
  width: 100%;
  min-height: 300px;
}
/*logo*/
.logo{
  width: 100%;
}
.logo img{
  width: 100%;
}
/*nav*/
.nav{
  width: 100%;
  height: 100px;
  background-color: #C72425;
}
.nav_box{
  width: 1234px;
  height: 100px;
  margin: -4px auto 0;

}
.nav_box>ul>li:first-child{
  float: left;
  width: 9%;
  height: 100px;
}
.nav_box>ul>li:nth-child(2){
  float: left;
  width: 26%;
  height: 100px;
}
.nav_box>ul>li:nth-child(3){
  float: left;
  width: 23%;
  height: 100px;
}
.nav_box>ul>li:nth-child(4){
  float: left;
  width: 25%;
  height: 100px;
}
.nav_box>ul>li:last-child{
  float: left;
  width: 17%;
  height: 100px;
}
.nav_box>ul>li>a{
  display: block;
  width: 100%;
  height: 100px;
  line-height: 100px;
  color: #ffffff;
  font-size: 23px;
  text-align: center;
}
.nav_box>ul>li>a:hover{
  background-color: #810000;
}
/*中间盒子部分*/
.sel{
  width: 1234px;
  margin: 30px auto 0;
  min-height: 500px;
}
/*第一部分*/
.sel_no_1{
  height: 435px;
  width: 100%;
  padding: 15px;
  background-color: #ffffff;
}
.sel_no_1>div:first-child{
  width: 49%;
  margin-right: 1.5%;
  height: 405px;
}
.sel_no_1>div:nth-child(2){
  width: 20%;
  margin-right: 1.5%;
  height: 405px;
}
.sel_no_1_right{
  width: 28%;
  height: 405px;
}
/*第二部分图片链接*/
.sel_no_pic2{
  width: 100%;
  margin: 20px 0;
}
/*第二部分*/
.sel_no_2{
  height: 450px;
  width: 100%;
  padding: 15px;
  background-color: #ffffff;
}
.sel_no_2>div:first-child{
  width: 54%;
  margin-right: 1.5%;
  height: 420px;
}
.sel_no_2>div:nth-child(2){
  width: 20%;
  margin-right: 1.5%;
  height: 420px;
  background-color: #F6F6F6;
}
.sel_no_2_right{
  width: 23%;
  height: 420px;
}
.sel_no_2_left_top{
  width: 100%;
  height: 300px;
}
.sel_no_2_left_bom{
  width: 100%;
  height: 100px;
  margin-top: 20px;
}
.sel_no_2_left_top_left{
  width: 62%;
  height: 300px;
}
.sel_no_2_left_top_right{
  width: 38%;
  height: 300px;
  background-color: #F6F6F6;
}
.sel_no_2_left_bom_left{
  width: 25%;
  height: 100px;
}
.sel_no_2_left_bom_right{
  width: 75%;
  height: 100px;
  background-color: #62A6DB;
}
.sel_no_2_right>div{
  width: 100%;
  height: 130px;
  margin-bottom: 15px;
}
.sel_no_2_right_top,.sel_no_2_right_cen{
  background-color: #C6D1CD;
}
.sel_no_2_right_bom{
  background-color: #F6F6F6;
}
/*第三部分图片链接*/
.sel_no_pic3{
  width: 100%;
  margin: 20px 0;
}
/*第三部分*/
.sel_no_3{
  height: 450px;
  width: 100%;
  padding: 15px;
  background-color: #ffffff;
}
.sel_no_3_left{
  width: 20%;
  height: 420px;
  background-color: #F6F6F6;
  margin-right: 1.5%;
}
.sel_no_3_cen{
  width: 38%;
  height: 420px;
  margin-right: 1.5%;
}
.sel_no_3_right{
  width: 39%;
  height: 420px;
  background-color: #62A6DB;
}
.sel_no_3_cen_top{
  width: 100%;
  height: 150px;
  margin-bottom: 15px;
  background-color: #98B2B3;
}
.sel_no_3_cen_cen{
  width: 100%;
  height: 120px;
  margin-bottom: 15px;
  background-color: #98B2B3;
}
.sel_no_3_cen_bom{
  width: 100%;
  height: 120px;
  background-color: #F6F6F6;
}
/*第四部分图片链接*/
.sel_no_pic4{
  width: 100%;
  margin: 20px 0;
}
/*第四部分*/
.sel_no_4{
  height: 450px;
  width: 100%;
  padding: 15px;
  background-color: #ffffff;
}
.sel_no_4>div:first-child{
  width: 54%;
  margin-right: 1.5%;
  height: 420px;
}
.sel_no_4>div:nth-child(2){
  width: 20%;
  margin-right: 1.5%;
  height: 420px;
  background-color: #F6F6F6;
}
.sel_no_4_right{
  width: 23%;
  height: 420px;
}
.sel_no_4_left_top{
  width: 100%;
  height: 300px;
}
.sel_no_4_left_bom{
  width: 100%;
  height: 100px;
  margin-top: 20px;
}
.sel_no_4_left_top_left{
  width: 62%;
  height: 300px;
}
.sel_no_4_left_top_right{
  width: 38%;
  height: 300px;
  background-color: #F6F6F6;
}
.sel_no_4_left_bom_left{
  width: 25%;
  height: 100px;
}
.sel_no_4_left_bom_right{
  width: 75%;
  height: 100px;
  background-color: #62A6DB;
}
.sel_no_4_right>div{
  width: 100%;
  height: 130px;
  margin-bottom: 15px;
}
.sel_no_4_right_top,.sel_no_4_right_cen{
  background-color: #98B2B3;
}
.sel_no_4_right_bom{
  background-color: #F6F6F6;
}
/*第五部分图片链接*/
.sel_no_pic5{
  width: 100%;
  margin: 20px 0;
}
/*第五部分*/
.sel_no_5{
  width: 100%;
  height: 886px;
  padding: 15px;
  background-color: #ffffff;
}
.sel_no_5_top,.sel_no_5_bom{
  width: 100%;
  height: 428px;
}

.sel_no_5_top_left{
  width: 40%;
  height: 428px;
  background-color: #A1D8FF;
}
.sel_no_5_top_left1{
  width: 40%;
  height: 428px;
  background-color: #C1C1C1;
}
.sel_no_5_top_cen{
  width: 30%;
  height: 428px;
  background-color: #C2C2C2;
}
.sel_no_5_top_right{
  width: 30%;
  height: 428px;
  background-color: #99B3B4;
}
.sel_no_5_top_left_top{
  width: 100%;
  height: 328px;
}
.sel_no_5_top_left_bom{
  width: 100%;
  height: 100px;
}
.sel_no_5_top_cen_box{
  width: 100%;
  height: 214px;
}
.sel_no_5_top_right_box{
  width: 100%;
  height: 214px;
}
.fh_top{
  width: 100%;
  height: 60px;
  background-color: #ffffff;
  margin-top: 55px;
}
.fh_top_box{
  width: 1234px;
  height: 60px;
  margin: 0 auto;
}
.fh_top_box>a{
  display: block;
  width: 100%;
  height: 60px;
  line-height: 60px;
  font-size: 20px;
  text-align: center;
}
.footer{
  width: 100%;
}



/*媒体查询*/
@media screen and (max-width: 1234px) {
  .nav_box>ul>li>a{
  font-size: 20px;
}
body {
  font-size:20px !important;
}
.nav_box{
  width: 100%;
  height: 100px;
  margin: -4px auto 0;
}
.sel{
  width: 100%;
  margin: 20px auto 0;
  min-height: 500px;
}
.fh_top_box{
  width: 100%;
  height: 60px;
  margin: 0 auto;
}

/*底部导航媒体查询*/
.bottom_bg{
	width: 100%;
}
.bottom_one_bg{
	width: 100%;
	height: 201px;
	background: #d9e4ee;
}
.bottom_two_bg{
	width: 100%;
	height: 347px;
	background: #cddae7;
}
.bottom_three_bg{
	width: 100%;
	height: 165px;
}
.bottom_three_bg_top{
	background: #6a7a94;	
	width: 100%;
	height: 150px;
}
.bottom_three_bg_bottom{
	background: #3347a1;	
	width: 100%;
	height: 15px;
}
.bottom_one{
	width: 100%;
	margin: auto;
	padding-top: 20px;
}
.bottom_two{
	width: 100%
	margin: auto;
	padding-top: 50px;
}
.bottom_threee{
	width: 100%;
	height: 100%;
	margin: auto;
	position: relative;
	padding-top: 30px;
	z-index: 2;
}
.copyright{
	position: absolute;
	left: 0px;
	right: 0px;
	text-align: center;
	margin: auto;
	font-size: 14px;
	color: #FFFFFF;
	z-index: 5;
}
.backTop{
	width: 80px;
	height: 73px;
	background: #55657f;
	line-height: 73px;
	text-align: center;
	position: absolute;
	left: 0px;
	right: 0px;
	margin: auto;
	top: 90px;
}
.backTop a{
	color: #FFFFFF;
}
.links{
	width: 366px;
	height: 54px;
	background: #e1f4fb;
	margin-bottom: 58px;
	line-height: 54px;
	text-indent: 15px;
	font-size: 17px;
}
.bottom_nav{
	margin-left: 38px;
}
.bottom_nav:first-child{
	margin-left: 0px;
}
.bottom_nav_li{
	font-size: 13px;
	line-height: 22px;
}
.bottom_nav .bottom_nav_li:first-child{
	margin-bottom: 30px;
}
.bottom_nav .bottom_nav_li:first-child a{
	color: #95a4b8;
	font-size: 17px;
	font-weight: bold;
}
.bottom_nav_li a{
	color: #9baabd;
	font-size: 15px;
}

.select_1,.select_2,.select_3,.select_4{
	width: 238px;
	line-height: 54px;
	position: relative;
	text-indent: 12px;
	float: left;
	margin-left: 72px;
}
.select_1{
	margin-left: 0px;
}
.select_span{
	display: block;
	width: 238px;
	line-height: 54px;
	height: 54px;
	background:#cddae7 url(/picture/0/1811211343097933562.png) no-repeat 205px center ;	
	color: #9fadc0;
	font-size: 16px;
}

}