.about {
	background-image: url(../images/about2.png);
	background-color: #f2f2f2;
	background-repeat: no-repeat;
	background-size: 100%;
	background-size: cover, cover;
	padding-top: 150px;
	padding-bottom: 500px;
}

.about .text {
	max-width: 800px;
}

.about .text h2 {
	font-size: 36px;
	font-family: "微软雅黑";
	font-weight: 600;
	color: #0071bc;
	padding-bottom: 30px;
}

.about .text p {
	font-size: 16px;
	line-height: 2;
}

.about .text p+p {
	padding-top: 10px;
}

@media (max-width:1360px) {
	.about {
		padding-top: 100px;
	}
}

@media (max-width:768px) {
	.about {
		padding-top: 60px;
	}
	.about .text h2 {
		font-size: 28px;
		padding-bottom: 20px;
	}
}

@media (max-width:500px) {
	.about {
		padding-top: 40px;
		padding-bottom: 400px;
	}
	.about .text h2 {
		font-size: 24px;
		padding-bottom: 10px;
	}
	.about .text p {
		font-size: 15px;
	}
}

.about-excel ul {
	padding-top: 30px;
	display: flex;
	flex-flow: wrap;
	gap: 30px;
	justify-content: space-between;
}

.about-excel ul li {
	justify-content: space-between;
}

.about-excel ul li .num {
	font-size: 60px;
	color: #0071bc;
	padding-bottom: 5px;
	font-family: arial;
	font-weight: 600;
}

.about-excel ul li .num span {
	font-size: 12px;
	padding-left: 5px;
}

@media (max-width:1280px) {
	.about-excel ul {
		padding-top: 20px;
	}
}

@media (max-width:980px) {
	.about-excel ul {
		padding-top: 0px;
	}
	.about-excel ul li .num {
		font-size: 40px;
	}
}

@media (max-width:768px){
	.about-excel ul {
		gap: 0;
	}
	.about-excel ul li {
		width: 50%;
		text-align: center;
		padding: 30px 15px;
	}
	.about-excel ul li:nth-of-type(1),
	.about-excel ul li:nth-of-type(2) {
		border-bottom: 1px solid #dddddd;
	}
	.about-excel ul li:nth-of-type(2n-1) {
		border-right: 1px solid #dddddd;
	}
}
@media (max-width:500px) {
	.about-excel ul li{
		padding: 20px 15px;
	}
	.about-excel ul li .num {
		font-size: 24px;
		text-align: center;
	}
	.about-excel ul li .p {
		font-size: 15px;
	}
}

.about-culture {
	border-top: 1px solid #999999;
	display: flex;
	flex-flow: wrap;
}

.about-culture .about-culture-L {
	width: 35%;
}

.about-culture .about-culture-R {
	width: 65%;
}

.about-culture .about-culture-L h2 {
	font-size: 36px;
}

.about-culture .about-culture-R>p {
	font-size: 16px;
	line-height: 2;
}

.about-culture .about-culture-R ul.text-PD {
	display: flex;
	flex-flow: wrap;
	column-gap: 20px;
	gap: 20px;
	padding-top: 50px;
}

.about-culture .about-culture-R ul.text-PD li {
	width: calc(33.33% - (40px/3));
	background-color: #f2f2f2;
	padding: 60px 40px 80px;
}

.about-culture .about-culture-R ul.text-PD li.article {
	background-image: url(../images/about-bj.png);
	background-repeat: no-repeat;
	background-size: 100%;
	background-position: bottom right;
}

.about-culture .about-culture-R ul.text-PD li .img {
	padding-bottom: 25px;
}

.about-culture .about-culture-R ul.text-PD li .img img {
	width: 35px;
}

.about-culture .about-culture-R ul.text-PD li h4 {
	border-top: 1px solid #999999;
	font-size: 20px;
	padding-top: 25px;
	padding-bottom: 30px;
}

.about-culture .about-culture-R ul.text-PD li h5 {
	font-size: 16px;
	line-height: 2;
	padding-bottom: 20px;
}

.about-culture .about-culture-R ul.text-PD li p {
	font-size: 16px;
	color: #888888;
	line-height: 2;
}

@media (max-width:1360px) {
	.about-culture .about-culture-L {
		width: 25%;
	}
	.about-culture .about-culture-R {
		width: 75%;
	}
}

@media (max-width:980px) {
	.about-culture .about-culture-L h2 {
		font-size: 32px;
	}
	.about-culture .about-culture-R ul.text-PD {
		padding-top: 20px;
	}
	.about-culture .about-culture-R ul.text-PD li {
		width: 100%;
		padding: 40px;
	}
	.about-culture .about-culture-R ul.text-PD li.article {
		background-image: url()
	}
	.about-culture .about-culture-R ul.text-PD li h4 {
		padding-top: 20px;
		padding-bottom: 20px;
	}
	.about-culture .about-culture-R ul.text-PD li h5 {
		padding-bottom: 10px;
	}
}

@media (max-width:768px) {
	.about-culture .about-culture-L {
		width: 100%;
	}
	.about-culture .about-culture-R {
		width: 100%;
	}
	.about-culture .about-culture-L h2 {
		font-size: 28px;
		padding-bottom: 15px;
	}
}

@media (max-width:500px) {
	.about-culture .about-culture-L h2 {
		font-size: 20px;
		padding-bottom: 5px;
		color: #0071BC;
	}
	.about-culture .about-culture-R>p {
		font-size: 15px;
	}
	.about-culture .about-culture-R ul.text-PD {
		gap: 10px
	}
	.about-culture .about-culture-R ul.text-PD li {
		padding: 25px;
	}
	.about-culture .about-culture-R ul.text-PD li .img {
		padding-bottom: 10px;
	}
	.about-culture .about-culture-R ul.text-PD li h4 {
		font-size: 16px;
		padding-top: 15px;
		padding-bottom: 10px;
	}
	.about-culture .about-culture-R ul.text-PD li h5 {
		font-size: 15px;
	}
	.about-culture .about-culture-R ul.text-PD li p {
		line-height: 1.68;
		font-size: 15px;
	}
}

.about-culture .about-culture-R ul.text-img img {
	width: 100%;
}

.about-culture .about-culture-R ul.text-img {
	display: flex;
	flex-flow: wrap;
	gap: 20px;
	padding-top: 50px;
}

.about-culture .about-culture-R ul.text-img li {
	width: calc(25% - 60px/4);
}

@media (max-width:980px) {
	.about-culture .about-culture-R ul.text-img li {
		width: calc(33.33% - 40px/3);
	}
	.about-culture .about-culture-R ul.text-img {
		padding-top: 20px;
	}
}

@media (max-width:500px) {
	.about-culture .about-culture-R ul.text-img {
		gap: 10px;
	}
	.about-culture .about-culture-R ul.text-img li {
		width: calc(33.33% - 20px/3);
	}
}