.container_content {
	width: 1200px;
	background: #fff;
	margin: 40px auto;
	display: flex;
	min-height: 600px;
}


/*内容页栏目*/

.content_nav {
	width: 216px;
	min-height: 400px;
	max-height: 420px;
	background: #fff;
	float: left;
	border: 1px solid #dcdcdc;
}

.content_nav h3 {
	font-size: 30px;
	height: 46px;
	text-align: center;
	border-left: 16px solid red;
	color: #333333;
	line-height: 70px;
}

.content_nav ul {
	list-style: none;
	padding: 0px;
	margin: 0px;
	margin-top: 20px;
}

.content_nav ul li {
	width: 60%;
	height: 40px;
	text-align: center;
	margin: 10px 20%;
	line-height: 24px;
	font-size: 16px;
	color: #333333;
	cursor: pointer;
	background: url(/templets/chuanmu/img/1.png) no-repeat;

}

.gray{
	-webkit-filter: grayscale(100%);
 -moz-filter: grayscale(100%);
 -ms-filter: grayscale(100%);
 -o-filter: grayscale(100%);
 filter: grayscale(100%);
 filter: gray;
 

	
}

.content_nav ul li:nth-child(1) {

background: url(/templets/chuanmu/img/1.png) no-repeat;

}
.content_nav ul li:nth-child(2) {

background: url(/templets/chuanmu/img/2.png) no-repeat;
 
}
.content_nav ul li:nth-child(3) {

background: url(/templets/chuanmu/img/3.png) no-repeat;

}
.content_nav ul li:nth-child(4) {

background: url(/templets/chuanmu/img/4.png) no-repeat;
 
}
.content_nav ul li:nth-child(5) {

background: url(/templets/chuanmu/img/5.png) no-repeat;

}
.content_nav ul li:nth-child(6) {

background: url(/templets/chuanmu/img/6.png) no-repeat;
 
}
.content_nav ul li:nth-child(7) {

background: url(/templets/chuanmu/img/7.png) no-repeat;
 
}










.content_nav ul li img {
	width: 24px;
	height: 24px;
	margin-right: 10px;
	vertical-align: middle;
	float: left;
}

.content_nav ul li:hover {
	color: #dc222a;
 
}


/*内容框架*/

.content_box {
	width: 940px;
	background: #fff;
	float: right;
	margin-left: 44px;
	text-align: justify;
}

.content_box h4 {
	font-size: 24px;
	line-height: 46px;
	text-align: left;
	color: #414141;
}

.content_box h4 span {
	width: 10px;
	height: 10px;
	background: #5c5c5c;
	display: block;
	float: left;
	margin-top: 18px;
}

.content_box h4 span:last-child {
	width: 16px;
	background: #da2127;
	margin-right: 20px;
}