@charset "utf-8";
.yfsc1_box{
	margin-top: 95px;
	margin-bottom: 120px;
}
.yfsc1_box .yfsc1_title .left{
	width: 50%;
}
.yfsc1_box .yfsc1_title .right{
	width: 50%;
	font-size: 30px;
}
.yfsc1_box .yfsc1_title .left .txt{
	font-size: 60px;
	line-height: 60px;
	margin-bottom: 15px;
}
.yfsc1_box .yfsc1_title .left .txt2{
	font-size: 16px;
	line-height: 16px;
}
.yfsc1_box .yfsc1_inner{
	margin-top: 105px;
}
.yfsc1_box .yfsc1_nav{
	padding: 27px 0;
	border-bottom: 1px solid #dcdcdc;
}
.yfsc1_box .yfsc1_nav:last-child{
	border-bottom: none;
}
.yfsc1_box .yfsc1_nav .yfsc1_nav_left{
	width: 50%;
	font-size: 46px;
	line-height: 60px;
	color:#555;
}
.yfsc1_box .yfsc1_nav .yfsc1_nav_right{
	width: 50%;
}
.yfsc1_box .yfsc1_nav .yfsc1_nav_img{
	width: 35%;
}
.yfsc1_box .yfsc1_nav .yfsc1_nav_img .img{
	width: 100%;
}
.yfsc1_box .yfsc1_nav .yfsc1_nav_txt{
	width: 57%;
	font-size: 30px;
	line-height: 40px;
	color:#555;
}
.yfsc1_box .yfsc1_nav:hover .yfsc1_nav_left{
	color:#000;
	font-weight: bold;
}
.yfsc1_box .yfsc1_nav:hover .yfsc1_nav_txt{
	color:#000;
}


.yfsc2_box {
	position: relative;
	background: #eff7fc;
	padding-top: 100px;
	padding-bottom: 100px;
}

.yfsc2_box .yfsc2_inner {
	height: 100%;
	width: 100%;
}

.yfsc2_circle {
	position: absolute;
}

.yfsc2_circle .img {
	width: 100%;
}

.yfsc2_circle1 {
	left: 2%;
	top: 6%;
	width: 13%;
	-o-animation: spin2 8s infinite linear;
	-ms-animation: spin2 8s infinite linear;
	-moz-animation: spin2 8s infinite linear;
	-webkit-animation: spin2 8s infinite linear;
	animation: spin2 8s infinite linear;
	-o-transform-origin: 30% 40%;
	-ms-transform-origin: 30% 40%;
	-moz-transform-origin: 30% 40%;
	-webkit-transform-origin: 30% 40%;
	transform-origin: 30% 40%;
}

.yfsc2_circle1 .img{
	-o-animation: spin-reverse2 8s infinite linear;
	-ms-animation: spin-reverse2 8s infinite linear;
	-moz-animation: spin-reverse2 8s infinite linear;
	-webkit-animation: spin-reverse2 8s infinite linear;
	animation: spin-reverse2 8s infinite linear;
}

.yfsc2_circle2 {
	left: 47%;
	top: 22%;
	width: 6%;
	-o-animation: spin 8s infinite linear;
	-ms-animation: spin 8s infinite linear;
	-moz-animation: spin 8s infinite linear;
	-webkit-animation: spin 8s infinite linear;
	animation: spin 8s infinite linear;
	-o-transform-origin: 48% 41%;
	-ms-transform-origin: 48% 41%;
	-moz-transform-origin: 48% 41%;
	-webkit-transform-origin: 48% 41%;
	transform-origin: 48% 41%;
}

.yfsc2_circle2 .img{
	-o-animation: spin-reverse 8s infinite linear;
	-ms-animation: spin-reverse 8s infinite linear;
	-moz-animation: spin-reverse 8s infinite linear;
	-webkit-animation: spin-reverse 8s infinite linear;
	animation: spin-reverse 8s infinite linear;
}

.yfsc2_circle3 {
	right: 10.7%;
	top: 3%;
	width: 13%;
	-o-animation: spin2 9s infinite linear;
	-ms-animation: spin2 9s infinite linear;
	-moz-animation: spin2 9s infinite linear;
	-webkit-animation: spin2 9s infinite linear;
	animation: spin2 9s infinite linear;
	-o-transform-origin: 32% 42%;
	-ms-transform-origin: 32% 42%;
	-moz-transform-origin: 32% 42%;
	-webkit-transform-origin: 32% 42%;
	transform-origin: 32% 42%;
}

.yfsc2_circle3 .img{
	-o-animation: spin-reverse2 9s infinite linear;
	-ms-animation: spin-reverse2 9s infinite linear;
	-moz-animation: spin-reverse2 9s infinite linear;
	-webkit-animation: spin-reverse2 9s infinite linear;
	animation: spin-reverse2 9s infinite linear;
}

.yfsc2_circle4 {
	left: 10.4%;
	bottom: 10.6%;
	width: 12.8%;
	-o-animation: spin 9s infinite linear;
	-ms-animation: spin 9s infinite linear;
	-moz-animation: spin 9s infinite linear;
	-webkit-animation: spin 9s infinite linear;
	animation: spin 9s infinite linear;
	-o-transform-origin: 48% 40%;
	-ms-transform-origin: 48% 40%;
	-moz-transform-origin: 48% 40%;
	-webkit-transform-origin: 48% 40%;
	transform-origin: 48% 40%;
}

.yfsc2_circle4 .img{
	-o-animation: spin-reverse 9s infinite linear;
	-ms-animation: spin-reverse 9s infinite linear;
	-moz-animation: spin-reverse 9s infinite linear;
	-webkit-animation: spin-reverse 9s infinite linear;
	animation: spin-reverse 9s infinite linear;
}

.yfsc2_circle5 {
	left: 45%;
	bottom: 14.4%;
	width: 11.875%;
	-o-animation: spin 8s infinite linear;
	-ms-animation: spin 8s infinite linear;
	-moz-animation: spin 8s infinite linear;
	-webkit-animation: spin 8s infinite linear;
	animation: spin 8s infinite linear;
	-o-transform-origin: 45% 45%;
	-ms-transform-origin: 45% 45%;
	-moz-transform-origin: 45% 45%;
	-webkit-transform-origin: 45% 45%;
	transform-origin: 45% 45%;
}

.yfsc2_circle5 .img{
	-o-animation: spin-reverse 8s infinite linear;
	-ms-animation: spin-reverse 8s infinite linear;
	-moz-animation: spin-reverse 8s infinite linear;
	-webkit-animation: spin-reverse 8s infinite linear;
	animation: spin-reverse 8s infinite linear;
}

.yfsc2_circle6 {
	right: 4%;
	bottom: 2.7%;
	width: 14.9%;
	-o-animation: spin2 9s infinite linear;
	-ms-animation: spin2 9s infinite linear;
	-moz-animation: spin2 9s infinite linear;
	-webkit-animation: spin2 9s infinite linear;
	animation: spin2 9s infinite linear;
	-o-transform-origin: 48% 40%;
	-ms-transform-origin: 48% 40%;
	-moz-transform-origin: 48% 40%;
	-webkit-transform-origin: 48% 40%;
	transform-origin: 48% 40%;
}

.yfsc2_circle6 .img{
	-o-animation: spin-reverse2 9s infinite linear;
	-ms-animation: spin-reverse2 9s infinite linear;
	-moz-animation: spin-reverse2 9s infinite linear;
	-webkit-animation: spin-reverse2 9s infinite linear;
	animation: spin-reverse2 9s infinite linear;
}

@keyframes spin{
    to{transform: rotate(1turn);}
}
@keyframes spin2{
    to{transform: rotate(-1turn);}
}
@keyframes spin-reverse{
    from{
        transform:rotate(1turn);
    }
}
@keyframes spin-reverse2{
    from{
        transform:rotate(-1turn);
    }
}



.yfsc2_con {
	width: 100%;
	height: 100%;
}
.yfsc2_content{
}
.yfsc2_box .yfsc2_left{
	width: 42%;
}
.yfsc2_box .yfsc2_right{
	width: 50%;
	position: relative;
}
.yfsc2_box .yfsc2_right .video_icon{
	position: absolute;
	left: -40px;
	top: 50%;
	width: 80px;
	margin-top: -40px;
	z-index: 10;
}
.yfsc2_box .video_box{
	width: 100%;
	object-fit:fill;
	display: block;
}
.yfsc2_box .yfsc2_txt{
	font-size: 36px;
	line-height: 60px;
}
.yfsc2_box .yfsc2_txt{
	padding-top: 40px;
	border-top: 2px solid #000;
	margin-top: 60px;
}
.yfsc2_box .yfsc2_title .txt{
	font-size: 60px;
	line-height: 60px;
}
.yfsc2_box .yfsc2_title .txt2{
	font-size: 16px;
	line-height: 16px;
	margin-top: 20px;
}
.yfsc3_box{
	background: #e5f1f8;
	padding-top: 100px;
	padding-bottom: 100px;
}
.yfsc3_box .body_con{
	background: #fff;
	box-sizing: border-box;
	padding: 3.5% 3.5% 0 3.5%;
}
.yfsc3_box .yfsc3_title{
	margin-bottom: 30px;
}
.yfsc3_box .yfsc3_title .txt{
	font-size: 60px;
	line-height: 60px;
}
.yfsc3_box .yfsc3_title .txt2{
	font-size: 16px;
	line-height: 16px;
	margin-top: 20px;
}

.yfsc3_box .yfsc3_inner .yfsc3_nav{
	/*height: 85px;*/
	box-sizing: border-box;
}
.yfsc3_box .yfsc3_inner1 .yfsc3_nav{
	border-top: 1px solid #e8e8e8;
}
.yfsc3_box .yfsc3_inner1 .yfsc3_nav .yfsc3_nav_txt,
.yfsc3_box .yfsc3_inner1 .yfsc3_nav .yfsc3_nav_txt2,
.yfsc3_box .yfsc3_inner1 .yfsc3_nav .yfsc3_nav_txt3,
.yfsc3_box .yfsc3_inner1 .yfsc3_nav .yfsc3_nav_txt4{
	height: 100%;
}
.yfsc3_box .yfsc3_inner .yfsc3_nav .yfsc3_nav_txt:first-child{
	width: 35%;
}
.yfsc3_box .yfsc3_inner .yfsc3_nav .yfsc3_nav_txt:last-child{
	width: 65%;
	position: relative;
}
.yfsc3_box .yfsc3_inner .yfsc3_nav .yfsc3_nav_txt3{
	width: 50%;
}
.yfsc3_box .yfsc3_inner .yfsc3_nav .yfsc3_nav_txt4{
	width: 25%;
}
.yfsc3_box .yfsc3_inner1{
	font-size: 16px;
	font-weight: bold;
}
.yfsc3_box .yfsc3_inner2 .yfsc3_nav .yfsc3_nav_txt2,
.yfsc3_box .yfsc3_inner2 .yfsc3_nav .yfsc3_nav_txt3{
	height: 100px;
}
.yfsc3_box .yfsc3_inner2 .yfsc3_nav{
	height: auto;
}
.yfsc3_box .yfsc3_inner2 .yfsc3_nav .yfsc3_nav_txt2{
	border-top: 1px dashed #e8e8e8;
	box-sizing: border-box;
}
.yfsc3_box .yfsc3_inner2 .yfsc3_nav .yfsc3_nav_txt4{
	height: 300px;
	background: #dae7f0;
}
.yfsc3_box .yfsc3_inner2 .yfsc3_nav .yfsc3_nav_txt4:nth-child(2n){
	background: #e1edf5;
}
.yfsc3_box .yfsc3_nav_line{
	height: 10px;
	background: #3bbeb4;
	position: absolute;
	left: 0;
	width: 100%;
}
.yfsc3_box .yfsc3_nav_line1{
	top: 45px;
}
.yfsc3_box .yfsc3_nav_line2{
	top: 145px;
}
.yfsc3_box .yfsc3_nav_line3{
	top: 245px;
}
.yfsc3_box .yfsc3_nav_line .yfsc3_nav_bar{
	height: 100%;
	background: #000;
}
.yfsc3_box .yfsc3_inner2 .yfsc3_nav .yfsc3_nav_txt3:hover{
	color:#3bbeb4;
}
/*响应式适配*/

@media screen and (max-width: 1861px) {}

@media screen and (max-width: 1681px) {
	
}

@media screen and (max-width: 1450px) {
	
}

@media screen and (max-width: 1335px) {

}

@media screen and (max-width: 1200px) {}

@media screen and (max-width: 1100px) {}

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

@media screen and (max-width: 768px) {
	.yfsc1_box{
		margin-top: 20px;
		margin-bottom: 10px;
	}
	.yfsc1_box .yfsc1_title .right{
		font-size: 12px;
	}
	.yfsc1_box .yfsc1_title .left .txt{
		font-size: 24px;
		line-height: 24px;
		margin-bottom: 10px;
	}
	.yfsc1_box .yfsc1_title .left .txt2{
		font-size: 12px;
		line-height: 12px;
	}
	.yfsc1_box .yfsc1_inner{
		margin-top: 10px;
	}
	.yfsc1_box .yfsc1_nav{
		padding: 10px 0;
		display: block;
	}
	.yfsc1_box .yfsc1_nav .yfsc1_nav_left{
		width: 100%;
		font-size: 18px;
		line-height: 26px;
	}
	.yfsc1_box .yfsc1_nav .yfsc1_nav_right{
		width: 100%;
		margin-top: 10px;
	}
	.yfsc1_box .yfsc1_nav .yfsc1_nav_txt{
		font-size: 12px;
		line-height: 20px;
		width: 60%;
	}
	.yfsc2_box{
		padding: 20px 0;
	}
	.yfsc2_content{
		display: block;
	}
	.yfsc2_box .yfsc2_left{
		width: 100%;
	}
	.yfsc2_box .yfsc2_right{
		width: 100%;
		margin-top: 20px;
	}
	.yfsc2_box .yfsc2_right .video_icon{
		left: 50%;
		width: 40px;
		margin-left: -20px;
		margin-top: -20px;
	}
	.yfsc2_box .yfsc2_txt{
		font-size: 14px;
		line-height: 24px;
	}
	.yfsc2_box .yfsc2_txt{
		padding-top: 10px;
		border-top: 1px solid #000;
		margin-top: 10px;
	}
	.yfsc2_box .yfsc2_title .txt{
		font-size: 24px;
		line-height: 24px;
	}
	.yfsc2_box .yfsc2_title .txt2{
		font-size: 12px;
		line-height: 12px;
		margin-top: 10px;
	}
	.yfsc3_box{
		padding-top: 30px;
		padding-bottom: 30px;
		font-size: 12px;
	}
	.yfsc3_box{
		padding-top: 20px;
		padding-bottom: 20px;
	}
	.yfsc3_box .body_con{
		box-sizing: border-box;
		padding: 20px 10px 0 10px;
	}
	.yfsc3_box .yfsc3_title{
		margin-bottom: 20px;
	}
	.yfsc3_box .yfsc3_title .txt{
		font-size: 24px;
		line-height: 24px;
	}
	.yfsc3_box .yfsc3_title .txt2{
		font-size: 12px;
		line-height: 12px;
		margin-top: 10px;
	}
	/*.yfsc3_box .yfsc3_soll{
		overflow-x: auto;
		overflow-y: hidden;
	}*/
	.yfsc3_box .yfsc3_inner{
		width: 100%;  
	}
	.yfsc3_box .yfsc3_inner1{
		font-size: 12px;
	}
	.yfsc3_box .yfsc3_inner .yfsc3_nav{
		/*height: 40px;*/
		box-sizing: border-box;
	}
	.yfsc3_box .yfsc3_inner2 .yfsc3_nav .yfsc3_nav_txt2,
	.yfsc3_box .yfsc3_inner2 .yfsc3_nav .yfsc3_nav_txt3{
		height: 50px;
	}
	.yfsc3_box .yfsc3_inner2 .yfsc3_nav .yfsc3_nav_txt4{
		height: 150px;
		background: #dae7f0;
	}
	.yfsc3_box .yfsc3_nav_line1{
		top: 20px;
	}
	.yfsc3_box .yfsc3_nav_line2{
		top: 70px;
	}
	.yfsc3_box .yfsc3_nav_line3{
		top: 120px;
	}
	.yfsc3_box .yfsc3_inner2 .yfsc3_nav{
		height: auto;
	}
}

@media screen and (max-width: 414px) {}

@media screen and (max-width: 380px) {}

@media screen and (max-width: 330px) {}