.about_li {
	display: flex;
	justify-content: center;
	cursor: pointer;
}

.about_UL {
	background-color: #e6e6e6;
	display: flex;
	width: 1200px;
	height: 100px;
	align-items: center;
}

.about {
	display: flex;
	justify-content: center;


}

.aboutType {
	display: none;
}

.about_cont_new {
	background-color: #ecf6ff;
}

.about_cont_title {
	font-size: 26px;

}

.about_cont_text {
	font-size: 13px;
	color: #999;
}

.about_img {
	margin-right: 10px;
	width: 50px;
}

.about_img>img {
	width: 100%;
	height: 48px;
}

.Introduction_IMG {
	width: 1080px;
	height: 353px;
	background-image: url('../images/jianjie.png');
	background-position: right bottom;
	background-repeat: no-repeat;
	position: relative;
}

.Introduction {
	display: flex;
	justify-content: center;

}



.Introduction>div {
	display: flex;
	justify-content: center;
	width: 1200px;
	background-color: #fff;
	padding: 25px 0;

}


.Introduction_cont {
	position: absolute;
	height: 100%;
	width: 560px;
	background-color: #2b6ef0;
	top: 0;
	left: 0;
}

.about_xiehui {
	width: 1200px;
	margin: 0 auto
}

.about_cont_new {
	padding-bottom: 30px;
}

.Introduction_cont {
	color: #fff;
}

.Introduction_cont_title {
	font-size: 18px;
	font-weight: bold;
	margin-top: 40px;
	padding: 0 35px;
}

.Introduction_cont_text1 {
	padding: 0 35px;
	margin-bottom: 12px;
}

.Introduction_cont_text2 {
	padding: 19px 35px;
	font-size: 15px;
	    line-height: 22px;
}

.Introduction_cont_text3 {
	padding: 0 35px;
	margin-top: 10px;
	font-weight: bold;
}

.jsex {
	position: absolute;
	right: 0;
	bottom: -5px;
	width: 680px;
}

.jsex>img {
	width: 100%;
}

.Introduction_code {
	text-align: center;
	font-size: 18px;
}

.Introduction_code_text {
	margin: 20px 0;
}

.Introduction_code>img {
	width: 300px;
	height: 300px;
}

.chapterTitle {
	font-size: 18px;
	font-weight: bold;
	margin-bottom: 6px;
	margin-top: 25px;
}

.newIntroduction>div {
	padding: 50px 60px;
	width: 1080px;
	display: block;
}

.chapterli {
	font-size: 15px;
	margin-bottom: 4px;
}

.chapterli>span {
	display: inline-block;
	font-weight: bold;
	font-size: 16px;
	margin-right: 10px;
}