.course_item {
  float: left;
  display: block;
	position: relative;
	width: 380px;
	height: 340px;
	background: #FFF;
	margin-bottom: 30px;
	box-shadow: 0px 0px 4px 0px rgba(0, 0, 0, 0.15);
	border-radius: 6px;
	overflow: hidden;
	cursor: pointer;
	margin-right: 30px;
}
.course_item:hover {
	transform: scale(1.05);
	transition: all .3s linear;
}

.course_item .course_tag {
	position: absolute;
	top: 16px;
	right: 16px;
	line-height: 30px;
	background: #FEA000;
	padding: 0 6px;
	font-size: 15px;
	color: #FFF;
	border-radius: 2px;
}
.course_item .course_tag img {
	float: left;
	margin: 5px 5px 5px 0;
}
.course_item > img {
	width: 380px;
	height: 200px;
}
.course_item .course_name {
	width: 100%;
	line-height: 25px;
	height: 25px;
	margin-top: 20px;
	padding: 0 16px;
	font-size: 18px;
	color: rgba(0, 0, 0, .85);
	font-weight: bold;
	white-space: nowrap;
	text-overflow: ellipsis;
	overflow: hidden;
}
.course_item > .course_info {
	width: 100%;
	margin-top: 12px;
	padding: 0 16px;
}
.course_item > .course_info span {
	display: inline-block;
	height: 20px;
	line-height: 20px;
	background: #FEA000;
	padding: 0 3px;
	font-size: 14px;
	color: #FFF;
	border-radius: 2px;
}
.course_item > .course_info > p {
	max-width: 300px;
	height: 20px;
	line-height: 20px;
	margin-left: 5px;
	font-size: 14px;
	color: rgba(0, 0, 0, .45);
	text-overflow: ellipsis;
	white-space: nowrap;
	overflow: hidden;
}
.course_item > .course_btn {
	width: 100%;
	margin-top: 19px;
	padding: 0 20px;
}
.course_item > .course_btn > p {
	position: relative;
	line-height: 32px;
	font-size: 14px;
	color: rgba(0, 0, 0, .65);
}
.course_item > .course_btn > p .course_avatar {
	width: 24px;
	height: 24px;
	margin: 4px 4px 4px 0;
	border-radius: 50%;
	box-shadow: 0px 1px 2px 0px rgba(0, 0, 0, 0.14);
	vertical-align: middle;
}
.course_item > .course_btn > p .course_no {
	margin: 2px 0 4px 8px;
	border-radius: 50%;
	vertical-align: middle;
}
.course_item > .course_btn .course_price {
	font-size: 18px;
	color: #FF403E;
	font-weight: bold;
	text-align: right;
}

#sciCourse .course_item:nth-child(3n) {
  margin-right: 0;
}