body{
	background: white;
}
nav .nav-list .detail  a{ 
	color: #F39915;!important
}
nav .nav-list  a{
	color: #777777;
}
sanjiao{
	border-top-color: #777777;
}
.loac{
	font-size: 14px;
	margin-top: 100px;
	padding-left: 18px;
	height: 47px;
	line-height: 47px;
	box-sizing: border-box;
}
/*teaching_aid页面的style*/
.teaching_aid{
	margin-top: 20px;
}
 .card>ul{
	width: 460px;
	margin: 0 auto;
	margin-top: 20px;
	margin-bottom: 20px;
	display: flex;
	justify-content: space-around;
}
 .card>ul>li{
 	line-height: 15px;
 	height: 30px;
 	box-sizing: border-box;
	padding: 8px 20px;
	color: #3D3D3D;
	font-size: 14px;
	border-radius: 15px;
	background: #f5f5f5;
	cursor: pointer;
}
 .card>ul>li.active{
	color: white;
	background: #F39915;
}
 .card>ul>li:hover{
	background: #F39915;
	color: white;
}



/*detail的style*/
.buy{
	width: 100px;
	height: 30px;
	line-height: 30px;
	color: white;
	font-size: 14px;
	border-radius: 15px;
	background: #F39915;
}
.pic{
	margin-top: 20px;
	
}	
.pic img{
	width: 100%;
}