.jianjie-box{
	margin-top: 100px;
}
.jianjie-box img{
	margin: 70px 100px;
}
.jianjie{
	width: 380px;
	margin-top: 100px;
}
.jianjie h4{
	line-height: 30px;
}
.jianjie p{
	line-height: 40px;
}

.teacher-details{
	width: 240px;
	margin: 10px;
	padding: 5px;
	background-color: #f0f0f0;
}
.teacher-details:hover{
	box-shadow: 2px 2px 6px 3px #cccccc;
}
.teacher-details div{
	width: 240px;
	height: 260px;
	overflow: hidden;
}
.teacher-details div img{
	width: 100%;
	height: auto;
	cursor: pointer;
}
.teacher-details h4{
	margin-top: 10px;
	font-size: 16px;
	cursor: pointer;
}
.teacher-details p{
	font-size: 16px;
	color: #999999;
	margin: 5px 0px;
	cursor: pointer;
}