@media screen and (min-width: 992px) { 
.content{
	display: block;
	width:1100px;
	margin: 0 auto;
}
.content h5{
	text-align: center;
	width:1100px;
	height: 70px;
    line-height: 70px;
	font-size: 20px;
}
.intr{
	width:100%;
	overflow: hidden;
	margin: 0 auto;
	margin-top: 60px;
}
.intr_ch{
	width:700px;
	float: left;
	display: inline-block;
}
.ch1{
	float: right;
}
.intr img{
	float: left;
	width:352px;
	height:198px;
		border-radius: 5px;
}
.content .bottom{
	width:1100px;
	margin: 0 auto;
	display: flex;
	flex-direction: row;
}
.bottom_left{
	width:800px;
	margin-top: 30px;
}
.bottom_left span{
   width:800px;
   height:40px;
   display: inline-block;
   line-height: 40px;   
   font-size:18px;
}
.bottom_right{
	display: flex;
	flex-direction: row;
	width:260px;
	height:140px;	
}
  .bottom_right ul:nth-child(2) li{
  line-height:120px;
  }
.middle img{
	width: 1100px;
	height:502px;
}
ul{
	margin:10px;
	padding:0;
}
ul img{
	width:100px;
	height:100px;

}
ul li{
	text-align: center;
}
.p{
	width:100%;
	height:50px;
}
.p .num{
	display: block;	
	width:47px;
	height:47px;
	line-height: 47px;
	color:#ff5070;
	font-size:24px;
	background: #f5f5f5;
	border-radius: 5px;
	text-align: center;
	margin: 0 auto;
}
.words{
	font-size:18px;
	line-height: 35px;
	text-indent: 2em;
}
}


@media screen and (max-width: 768px){
	.content{
		width:750px;
	}
	.intr{
		overflow: hidden;
		margin-bottom: 40px;
		    margin-top: 74px;
	}
	.intr_ch{
		margin: 0 auto;
	}
	.intr img{
		width:100%;
		display: block;
		margin:0 auto;
	}
	.p{
		width:100%;
		margin: 0 auto;
	}
	.p .num{
		display: block;	
	width:85px;
	height:85px;
	line-height: 85px;
	color:#ff5070;
	font-size:40px;
	background: #f5f5f5;
	border-radius: 5px;
	text-align: center;
	margin: 20px auto;
	}
	.words{
		width:670px;
		margin: 0 auto;
		font-size: 20px;
		line-height: 46px;
		text-indent: 2em;
	}
	.intr .img3{
		display: none;
	}
	.middle h5{
		width:750px;
		height:70px;
		line-height: 70px;
		text-align: center;
		font-size: 40px;
		color:#FF5070;
	}
	.middle img{
		width:750px;
		height:470px;
	}
	.bottom_left span{
		display: block;
		font-size:28px;
		margin-top: 20px;
	}
	.bottom_right{
		display: flex;
		flex-direction: row;
		width:750px;
	}
	.bottom_right img{
		width:250px;
	}
	.bottom_right ul{
		margin:54px;
	}
	.bottom_right li{
		text-align: center;
		font-size:40px;
        margin-top:20px;
	
	}
    .bottom_right ul:nth-child(2) li{
  line-height:120px;
  }
	.bottom_left{
	width:670px;
	margin: 0 auto;
}
}