.big_banner_img {
    cursor: pointer;
    width: 100%;
    padding-top: 80px;
}

.big_banner_img img{
	width: 100%;
}


.gn_nar {
width: 100%;
background-color: #eceff4;
height: 60px;
}

.gn_flex {
width: 1200px;
height: 60px;
margin: auto;
display: flex;
justify-content: center;
align-items: center;
}

.gn_flex_items {
width: 100px;
height: 60px;
box-sizing: border-box;
display: flex;
align-items: center;
justify-content: flex-end;
cursor: pointer;
font-size: 18px;
font-weight: bold;
color: #666;
margin-right: 100px;
position: relative;
}

.g1{
background: url(aaa1.png) no-repeat 0px center/24px 24px;
}
.g1:hover,div.g-active.g1{
background: url(aaa.png) no-repeat 0px center/24px 24px;
color: #111f33 !important;
}
div.g-active.g1::after,
div.g-active.g2::after,
div.g-active.g3::after,
div.g-active.g4::after,
div.g-active.g5::after,
.g1:hover::after,
.g2:hover::after,
.g3:hover::after,
.g4:hover::after,
.g5:hover::after{
content:" ";
width: 100%;
height: 4px;
background-color: #0072E7;
position:absolute;
left: 0px;
bottom: 0px;
}
.g2{
background: url(bbb1.png) no-repeat 0px center/24px 24px;
}
.g2:hover,div.g-active.g2{
background: url(bbb.png) no-repeat 0px center/24px 24px;
color: #111f33 !important;
}
.g3{
background: url(ccc1.png) no-repeat 0px center/24px 24px;
}
.g3:hover,div.g-active.g3{
background: url(ccc.png) no-repeat 0px center/24px 24px;
color: #111f33 !important;
}
.g4{
background: url(ddd1.png) no-repeat 0px center/24px 24px;
}
.g4:hover,div.g-active.g4{
background: url(ddd.png) no-repeat 0px center/24px 24px;
color: #111f33 !important;
}
.g5{
background: url(fff1.png) no-repeat 0px center/24px 24px;
}
.g5:hover,div.g-active.g5{
background: url(fff.png) no-repeat 0px center/24px 24px;
color: #111f33 !important; 
}



/* .gn_flex_items_active {


} */

.gn_flex_items img {
    margin-right: 5px;
}


.gn_1_con {
	width: 100%;
	padding: 33px 0px;
}

img {

/* max-width: 100%; */
}

.gn_1_con_title {
	font-size: 30px;
	color: #111f33;
	text-align: center;
}

.gn_1_con_w1200 {
	width: 1200px;
	margin: auto;
}

.gn_1_con_items {
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
	padding-top: 30px;
	
}

.gn_1_con_items::after {
	content: " ";
	width: 285px;
}

.gn_1_con_item {
	width: 285px;
	height: 200px;
	box-sizing: border-box;
	padding: 16px 20px 0;
	border-radius: 10px;
	margin-bottom: 18px;
	box-shadow: 2px 2px 12px 2px #4c4c4c2b;
	background: #fff;
}
.gn_1_con_item>h3{
	font-weight: 500;
	font-size: 18px;
	line-height: 25px;
	color: #111f33;
	margin-top: 20px;
}
.gn_1_con_item_title {
	font-size: 18px;
	color: #384e60;

}

.gn_1_con_item_info {
	margin-top: 8px;
	font-size: 14px;
	color: #676c73;
	line-height: 22px;
}

.gn_1_con_item_title img {
    margin-right: 30px;
    width: auto;
}

.gn_2_con {
	padding: 20px 0px;
	width: 100%;
	height: auto;
	
}
div.gn_2_con.bgcover{
	background:url(aa_02.jpg) no-repeat 0px 0px/cover;
}
.bgcover .gn_2_con_item{
	background-color: #fff;
}
	
div.gn_2_con.bigcover2{
	background:url(aa_01_02.jpg) no-repeat 0px 0px/cover;
}
.bigcover2 .gn_2_con_item{
	background-color: #fff;
}
.gn_2_con_title_main {
	text-align: center;
	font-size: 30px;
	color: #111f33;
}

.gn_2_con_info {
	font-size: 14px;
	color: #666;
}

.gn_2_con_items {
	width: 1200px;
	padding-top: 30px;
	display: flex;
	justify-content: space-between;
	margin: auto;
	flex-wrap: wrap;
}

.gn_2_con_item {
	box-sizing: border-box;
	width: 285px;
	height: 156px;
	border-radius: 10px;
	padding: 20px 12px;
	margin-bottom: 18px;
	box-shadow: 2px 2px 12px 2px #4c4c4c2b;
}

.gn_2_con_title {
	margin-bottom: 10px;
	padding-bottom: 20px;
	font-size: 18px;
	color: #384e60;
	display: flex;
	border-bottom: 1px solid #e8e8e8;
	align-items: center;
}

.gn_2_con_title img {
	margin-right: 36px;
	margin-left: 10px;
}

.gn_2_con_items::after {
	content: " ";
	width: 285px;
}

div.gn_2_con.bgfff_gn {
	background-color: #fff;
}

div.no_margin {
	margin: 0px;
}

.gn_ti_an {
	width: 100%;
	height: 168px;
	background: #4499f7;
	box-sizing: border-box;
	padding-top: 40px;
}

.gn_ti_an_title {
	text-align: center;
	font-size: 24px;
	color: #fff;
}

.gn_ti_an_a_con {
	padding-top: 23px;
	text-align: center;
}

.gn_ti_an_a {
	line-height: 40px;
	display: inline-block;
	width: 203px;
	height: 40px;
	font-size: 14px;
	color: #4499f7;
	border-radius: 20px;
	background: #fff;
}