@charset "utf-8";
.id_str{
	top: -122px;
}
.sd_box .sd_content{
	margin: 70px 0;
}
.sd_box .sd_content_title{
	font-size: 24px;
	font-weight: bold;
	margin-bottom: 30px;
}
.sd_box .sd_content_title .txt{
	margin-left: 10px;
}
.sd_box .sd_content_txt{
	font-size: 16px;
	line-height: 30px;
	color:#888;
}
.sd_box .sd_content_txt img{
	max-width: 100%;
	margin: auto;
}


.sd1_box{
	margin-bottom: 75px;
}
.sd1_box .sd1_nav{
	width: 110px;
	height: 40px;
	border-radius: 20px;
	border:1px solid #888;
	color:#888;
	margin-right: 30px;
	font-size: 14px;
	margin-bottom: 20px;
}
.sd1_box .sd1_nav.on,
.sd1_box .sd1_nav:hover{
	font-size: 16px;
	font-weight: bold;
	background:#1d4589;
	border:1px solid #fff;
	color:#fff;
}
.sd1_box .sd1_con{
	margin-top: 60px;
	padding-bottom: 26px;
	border-bottom: 1px dashed #ebebeb;
}
.sd1_box .sd1_con .left{
	font-size: 28px;
	font-weight: bold;
	line-height: 28px;
}
.sd1_box .sd1_con .sd1_menu{
	font-size: 16px;
	color:#888;
	line-height: 16px;
}
.sd1_box .sd1_con .sd1_menu .sd1_menu_nav{
	padding-right: 46px;
}
.sd1_box .sd1_con .sd1_menu .sd1_menu_nav:last-child{
	padding-right: 0;
}
.sd1_box .sd1_con .sd1_menu .sd1_menu_nav:hover{
	font-weight: bold;
	color:#1d4589;
}
.sd2_box{
	background: #f8f9fb;
	padding-top: 70px;
	padding-bottom: 110px;
}
.sd2_box .sd2_img{
	margin-top: 45px;
}
.sd2_box .sd2_img .img,.sd2_img{
	width: 100%;
}
.sd2_box .sd2_menu{
	margin-top: 80px;
}
.sd2_box .sd2_menu .sd2_menu_nav{
	height: 470px;
	width: calc((100% - 120px) / 4);
	background: #ebeff7;
	border-radius: 6px;
}
.sd2_box .sd2_menu .sd2_icon{
	margin:40px auto;
}
.sd2_box .sd2_menu .sd2_menu_title{
	text-align: center;
	font-weight: bold;
	font-size: 24px;
	line-height: 24px;
	padding-bottom: 20px;
}
.sd2_box .sd2_menu .sd2_menu_txt{
	padding: 0 50px;
	text-align: center;
	color:#888;
	line-height: 30px;
}
.sd3_box{
	padding-bottom: 100px;
}
.sd3_box .sd_content{
	margin-bottom: 40px;
}
.sd3_box .sd3_menu_nav{
	height: 244px;
	width: calc((100% - 120px) / 4);
	margin-right: 40px;
	background: url(../img/sd3_bg1.png) no-repeat right bottom;
	background-size: cover;
	border-radius: 6px;
	position: relative;
	color:#fff;
	margin-bottom: 40px;
}
.sd3_box .sd3_menu_nav:nth-child(4n){
	margin-right: 0;
}
.sd3_box .sd3_menu_title{
	font-size: 22px;
	font-weight: bold;
	padding: 40px 26px 0 26px;
}
.sd3_box .sd3_menu_txt{
	font-size: 16px;
	line-height: 28px;
	padding: 10px 26px 0 26px;
}
.sd3_box .sd3_menu_img{
	position: absolute;
	bottom: 12px;
	right: 12px;
}
/*响应式适配*/

@media screen and (max-width: 1861px) {
	
}
@media screen and (max-width: 1681px) {
	.sd2_box .sd2_menu .sd2_menu_txt{
		padding: 0 30px;
	}
	.sd3_box .sd3_menu_txt{
		line-height: 24px;
	}
	.sd3_box .sd3_menu_title{
		padding-top: 30px;
	}
}
@media screen and (max-width: 1450px) {
	.sd2_box .sd2_menu .sd2_menu_txt{
		padding: 0 20px;
	}
}
@media screen and (max-width: 1335px) {
	.sd3_box .sd3_menu_title{
		padding-top: 20px;
	}
	.sd3_box .sd3_menu_txt{
		font-size: 14px;
		line-height: 24px;
	}
}
@media screen and (max-width: 1200px) {
	
}
@media screen and (max-width: 1100px) {

}
@media screen and (max-width: 1000px) {

}
@media screen and (max-width: 768px) {
	.id_str{
		top: -60px;
	}
	.sd_box .sd_content_title .icon{
		width: 28px;
	}
	.sd_box .sd_content_title .txt{
		font-size: 18px;
	}
	.sd1_box .sd1_nav {
	    width: 70px;
	    height: 26px;
	    margin-right: 10px;
	    font-size: 12px;
	    margin-bottom: 10px;
	}
	.sd1_box .sd1_con{
		display: block;
		margin-top: 20px;
	}
	.sd1_box .sd1_con .left {
	    font-size: 16px;
	    line-height: 22px;
	}
	.sd1_box .sd1_con .right {
	    padding-top: 20px;
	}
	.sd1_box .sd1_nav.on, .sd1_box .sd1_nav:hover {
	    font-size: 14px;
	}
	.sd_box .sd_content{
		margin: 20px 0;
	}
	.sd_box .sd_content_title{
		margin-bottom: 20px;
	}
	.sd_box .sd_content_txt{
		font-size: 14px;
		line-height: 24px;
	}
	.sd1_box{
		margin-bottom: 30px;
	}
	.sd2_box {
	    padding-top: 10px;
	    padding-bottom: 30px;
	}
	.sd2_box .sd2_img{
		margin-top: 20px;
	}
	.sd2_box .sd2_menu {
	    margin-top: 20px;
	    display: block;
	}
	.sd2_box .sd2_menu .sd2_menu_nav{
		width: 100%;
		height: auto;
		padding: 20px 0;
		margin-bottom: 10px;
	}
	.sd2_box .sd2_menu .sd2_menu_nav:last-child{
		margin-bottom: 0;
	}
	.sd2_box .sd2_menu .sd2_icon {
	    margin-top: 0;
	    margin-bottom: 20px;
	    width: 50px;
	}
	.sd2_box .sd2_menu .sd2_menu_title {
	    font-size: 18px;
	    line-height: 24px;
	    padding-bottom: 10px;
	}
	.sd2_box .sd2_menu .sd2_menu_txt{
		font-size: 14px;
		line-height: 24px;
	}
	.sd3_box .sd3_menu{
		display: block;
	}
	.sd3_box .sd3_menu_nav{
		width: 100%;
		height: auto;
		padding: 30px 0;
		margin-bottom: 10px;
	}
	.sd3_box .sd3_menu_title {
	    font-size: 18px;
	    font-weight: bold;
	    padding: 0 20px 0 20px;
	}
	.sd3_box {
	    padding-bottom: 30px;
	}
	.sd3_box .sd3_menu_img .img{
		max-width: 30px;
	}
}
@media screen and (max-width: 414px) {
	
}