.jianjie{

	color: #787878; 
}

.box2111171618_box1{
	position: relative;
    background: #000;
    display: block;
    padding: 0px 15px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 18px;
    color: #fff;
    border-radius: 4px;
	z-index: -2;
}
.box2111171618_box2{
	height: auto;
	background-color: #f1f3f5;
	padding: 15px;
	border-radius: 5px;
	margin-top: 20px;
	margin-bottom: 15px;
	}
.box2111171618_box3{
	font-size: 14px;
	font-weight: bold;
	margin-top: 0px;
	position: relative;
	z-index: -2;
}
@media (min-width:1200px){
	.jianjie{
		position: relative;
		width: 450px;
		height: 380px;
		overflow: hidden;
		margin-left: 10px;
	}
	.box2111171618_box2{
	z-index: -2;height: 205px; overflow: hidden;
		}
	.box2111171618_box3{
height: 99px;
	}
	
}
@media (max-width:1199px){

}