.course-explain-area{
	width:80%;
	margin:0 auto;
	background-color: #F5F5F5;
	border:thin solid #B5B5B5;
	border-radius: 2px;
	margin-top: 40px;
	margin-bottom: 40px;
	padding: 20px;
	overflow: hidden;
	
}
.course-picture{
	float: left;
	width: 50%;
	padding: 10px;
	clear: both;
	overflow: hidden;
}
.course-picture img{
	width: 100%;
}
.text-explain{
}
.item-title{
	font-weight: bold;
}