@charset "utf-8";
.arrow_base {
    display: inline-block;
    width: 24px;
    height: 30px;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
}
.arrow_base::before,
.arrow_base::after {
    content: '';
    position: absolute;
    background-color: #898686;
}

.arrow_base.left::before {
    width: 18px;
    height: 3px;
    top: 50%;
    left: 0;
    transform: translateY(-50%) rotate(-45deg);
    transform-origin: left center;
}

.arrow_base.left::after {
    width: 18px;
    height: 3px;
    top: 50%;
    left: 0;
    transform: translateY(-50%) rotate(45deg);
    transform-origin: left center;
}

.arrow_base.right::before {
    width: 18px;
    height: 3px;
    top: 50%;
    right: 0;
    transform: translateY(-50%) rotate(45deg);
    transform-origin: right center;
}

.arrow_base.right::after {
    width: 18px;
    height: 3px;
    top: 50%;
    right: 0;
    transform: translateY(-50%) rotate(-45deg);
    transform-origin: right center;
}


.body_con{
	width: 75%;
}
.nd1_box {
	padding-top: 100px;
	padding-bottom: 58px;
}
.nd1_box .nd1_title{
	font-size: 48px;
}
.nd1_box .nd1_info{
	color:#888888;
	font-size: 24px;
	margin-top: 24px;
}
.nd1_box .nd1_info_nav{
	margin-right: 55px;
}
.nd1_box .nd1_info_nav:last-child{
	margin-right: 0;
}
.nd1_box .nd1_info_nav .nd1_info_txt{
	margin-left: 5px;
}
.nd1_box .nd1_content{
	border-top:1px solid #dddddd;	
	border-bottom:1px solid #dddddd;	
	padding: 65px 0;
	font-size: 24px;
	color: #333333;
	line-height: 60px;
	margin-top: 24px;
}
.nd1_box .nd1_content img{
	max-width: 100%;
	display: block;
	margin: auto;
}
.nd1_box .nd1_content p{
	margin-bottom: 50px;
}
.nd1_box .nd1_content p:last-child{
	margin-bottom: 0;
}

.nd1_box .nd1_page{
	padding-top: 60px;
}
.nd1_box .nd1_page .return_btn{
	width: 182px;
	height: 72px;
	text-align: center;
	line-height: 72px;
	border:1px solid #666666;
	color: #666666;
	display: block;
	font-weight: bold;
}
.nd1_box .nd1_page .return_btn:hover{
	border:1px solid #ffc000;
	color: #ffc000;
}
.nd1_box .nd1_page .nd1_page_nav:hover .arrow_base::before,
.nd1_box .nd1_page .nd1_page_nav:hover .arrow_base::after{
    background-color: #ffc000;
}

/*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) {
	.body_con{
		width: auto;
	}
	.nd1_box {
	    padding-top:20px;
	    padding-bottom: 20px;
	}
	.nd1_box .nd1_title {
	    font-size: 30px;
	}
	.nd1_box .nd1_content {
	    padding: 20px 0;
	    font-size: 16px;
	    line-height: 30px;
	    margin-top: 10px;
	}
	.nd1_box .nd1_content p {
	    margin-bottom: 10px;
	}
	.nd1_box .nd1_page {
	    padding-top: 20px;
	    font-size: 14px;
	}
	.nd1_box .nd1_page .return_btn {
	    width: 90px;
	    height: 36px;
	    line-height: 36px;
	    font-size: 14px;
	}
	.arrow_base{
		width: 18px;
	}
	.arrow_base.right::before,
	.arrow_base.left::before ,
	.arrow_base.right::after,
	.arrow_base.left::after {
	    width: 14px;
	    height: 3px;
	}
	.nd1_box .nd1_info {
	    font-size: 14px;
	    margin-top: 14px;
	}
}

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

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

@media screen and (max-width: 768px) {
	.nd1_box .nd1_title {
	    font-size: 20px;
	}
	.nd1_box .nd1_info_nav {
	    margin-right: 20px;
	}
	.nd1_icon1{
		width: 15px;
	}
	.nd1_icon2{
		width: 18px;
	}
	.nd1_box .nd1_page{
		display: block;
	}
	.nd1_box .nd1_page .return_btn{
		margin: 10px auto;
	}
	.nd1_box .nd1_page .nd1_page_nav:last-child{
	    -o-justify-content:flex-end;
		-ms-justify-content:flex-end;
		-moz-justify-content:flex-end;
		-webkit-justify-content:flex-end;
		justify-content:flex-end;
	}
}

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

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

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