body{
 	color: #262626;
 	background-color: #EDECEE;
 }
 .mt100{
 	margin-top: 100px
 }
 .mb100{
 	margin-bottom: 100px
 }
 .banner{
 	position: relative;
 }
 .video-box-pc{
	width:578px;
	height: 326px;
	position: absolute;
	top: 50%;
	left: 50%;
	margin:-163px 0 0  22px;
 }
 .video-box-pc div{
 	position: relative;
 	width:100%;
 }
 .video-box-pc img{
 	width:100%;
 }
 .video-box-pc div span{
 	position: absolute;
 	left: 50%;
 	top:50%;
 	margin:-36px 0 0 -36px;
 	width: 72px;
 	height: 72px;
 	background: url(../images/play.png) center center no-repeat;
 	z-index: 2;
 	cursor: pointer;
 }
 .video-box-pc div span:hover{
 	background: url(../images/play_hover.png) center center no-repeat;
 }
 .conbox{
 	background-color: #FFF;
 	padding: 100px 0;
 }
 .min-t{
 	color: #262626;
 	text-align: center;
 	font-size: 16px;
 	line-height: 15px;
 	padding-bottom: 10px
 }
 .con-title{
 	color: #262626;
 	text-align: center;
 	font-size: 36px;
 	line-height: 48px;
 	margin-bottom: 30px
 }
 .con-flex{
 	display: flex;
 	flex-direction: row;
 	justify-content: space-between;
 }
 .con-flex .con-1{
 	width:470px;
	line-height: 32px;
	font-size: 16px;
 }
  .con-flex .con-2{
	width: 640px
  }

.con-flex .con-2 .t1,.con-flex .con-2 .t2{
	line-height: 32px;
	font-size: 16px;
 }
.con-flex .con-2 .ad-imgbox{
	display: flex;
	justify-content: space-between;
	margin: 15px 0 23px 0;
}
.con-flex .con-2 .ad-imgbox img{
	width: 200px;
	height: 100px;	
}
.course-aside{
	background-color: #FFF;
	padding:0 30px;
	padding-bottom: 40px;
}
.course-header{
	display: flex;
	align-items: center;
	padding-bottom: 16px;
	position: relative;
	width: 100%;
}
.course-time1{
	width: 96px;
	height: 58px;
	background-color: #E90029;
	text-align: center;
	padding-top: 36px;
	color: #FFF;
	font-size: 8px;
}
.course-time1 .date{
	font-weight: bold;
	font-size: 24px;
	line-height: 30px;
}
.course-time1 span{
	margin-top: -3px;
	display: block;
}
.course-title{
	font-size: 36px;
	color: #E90029;
	margin:0 30px 0 22px;
	font-weight: bold;
}
.course-tag{
	display: flex;
	flex-wrap: wrap;
}
.course-tag div{
	background-color: #f6f6f6;
	line-height: 24px;
	height: 24px;
	padding: 0 10px;
	border-radius: 12px;
	margin-right: 10px;
	color:#262626;
	font-size: 12px
}
.course-con{
	display: flex;
}
.course-con img{
	width:563px;
	height: 372px;
}
.course-con .course-detail{
	width: 520px;
	margin-left: 34px;
	height: 372px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
}
.course-con .course-detail .c_red{
	color: #E90029;
	font-weight: bold;
}
.course-con .course-detail .t1{
	font-size: 14px;
	line-height: 20px;	
}
.course-con .course-detail .t3{
	font-size: 14px;
	line-height: 21px;
	padding-top: 10px;
	font-weight: bold;	
}
.course-con .course-detail .t4{
	font-size: 12px;
	line-height: 16px
}
.course-con .course-detail .t2{
	font-size: 16px;
	line-height: 16px;
	padding-top: 15px;
}
.mt30{
	margin-top: 30px
}
.mb30{
	margin-bottom: 30px
}
.apply_btn{
	width: 145px;
	height: 50px;
	background-color: #E90029;
	text-align: center;
	line-height: 50px;
	color: #FFF;
	font-size: 16px;
	display: block;
}
.apply_btn:hover{
	background-color: #740014;
}
.flex-desc{
	display: flex;
	line-height: 20px;
	padding-top: 15px;
}
.flex-desc .t8{
	width:100px;
	font-size: 14px;
}
.flex-desc .t9{
	flex: 1;
	font-weight: bold;
	font-size: 14px;
}



.footer_ad{
	padding:78px 0px 44px 0;
	background: #fff;
}
.footer_ad .flex_space_between{
	align-items: center;
}
.footer_ad .keysight{
	width:268px;
	height: 62px;
}
.footer_ad p{
	line-height: 32px;
}
.footer_ad .f-desc .t1{
	font-size: 16px;
	margin-bottom: 10px;
	font-weight: bold;
}
.w830{
	width: 830px;
}
.m_show{
	display:none
}
.flex-row{
	display: flex;
	align-items: center;
	flex: 1;
}
@media screen and (max-width: 800px) {
	html{
		font-size: 13.33333333vw;
	}
	body{
		font-size: .28rem;
	}
	.wrap{
		width: 91.466667%;
	}
	#top,.banner_nav{
		display: none;
	}
	.pc_show{
		display:none
	}
	.m_show{
		display: block
	}
	.banner img{
		width: 100%;
	}
	.mt100{
	 	margin-top: .8rem
	 }
	 .mb100{
	 	margin-bottom: .8rem
	 }
	 .mt30{
		margin-top: .4rem
	}
	.mb30{
		margin-bottom: .4rem
	}
	.video-box-wrap{
		width: 6.86rem;
		height: 3.86rem;
		position: absolute;
		z-index: 2;
		top:4.38rem;
		left: 50%;
		margin-left: -3.43rem
	}
	.video-box-wrap div{
		width:100%;
		position: relative;
	}
	.video-box-wrap img{
		width: 100%;
	}
	.video-box-wrap div span{
	 	position: absolute;
	 	left: 50%;
	 	top:50%;
	 	margin:-.32rem 0 0 -.32rem;
	 	width: .64rem;
	 	height: .64rem;
	 	background: url(../images/play_m.png) center center no-repeat;
	 	background-size: 100% 100%;
	 	z-index: 2;
	 	cursor: pointer;
	 }
	.min-t2{
		margin-top: 1rem;
		line-height: .44rem;
		font-size: .28rem;
		text-align: center;
	}
	.conbox{
		padding: 2.74rem 0 0 0;
	}
	.con-title{
		font-size: .38rem;
		line-height: .64rem;
		margin-bottom: .3rem;
	}
	.con-flex .con-1{
		width: 100%;
		font-size: .28rem;
		line-height: .44rem
	}
	.con-flex .con-2{
		width:100%;
	}
	.con-flex{
		flex-direction: column;
	}
	.con-flex .con-2 .t1, .con-flex .con-2 .t2{
		font-size: .32rem;
		line-height: .44rem
	}
	.con-flex .con-2 .t1{
		margin-top: .6rem;
	}
	.con-flex .con-2 .t2{
		margin-bottom: .8rem;
	}
	.con-flex .con-2 .ad-imgbox{
		width:100%;
		margin:.4rem 0;
	}
	.con-flex .con-2 .ad-imgbox img{
		width:2.2rem;
		height: 1.24rem
	}
	.course-aside{
		padding: .6rem .32rem;

	}
	.course-header{
		flex-direction: column;
		padding-bottom: .2rem;
		align-items:flex-start;
	}
	.course-title{
		font-size: .48rem;
		line-height:.66rem;
		text-align: left;
		margin: 0;
	}
	.course-time2{
		font-size: .28rem;
		line-height: .4rem;
		font-weight: bold;
		margin-bottom: .2rem
	}
	.course-tag div{
		line-height: .48rem;
		height: .48rem;
		padding: 0 .2rem;
		border-radius: .24rem;
		margin-right: .2rem;
		font-size: .24rem;
		margin-bottom: .2rem
	}
	.course-con{
		flex-direction: column;
	}
	.course-con img{
		width:100%;
		height: auto;
	}
	.course-con .course-detail{
		width:100%;
		margin-left: 0;
		height: auto;
	}
	.course-con .course-detail .t1{
		margin-top: .4rem;
		font-size: .32rem;
		line-height: .32rem;
	}
	.course-con .course-detail .t3{
		font-size: .32rem;
		line-height: .44rem;
		padding-top: .2rem
	}
	.course-con .course-detail .t4{
		font-size: .24rem;
		line-height: .33rem;
	}
	.course-con .course-detail .t22{
		font-size: .32rem;
		line-height: .46rem;
		padding-top: .4rem
	}
	.apply_btn{
		width:100%;
		height:1rem;
		line-height: 1rem;
		text-align: center;
		font-size: .32rem;
		margin-top: .4rem
	}
	.footer_ad{
		padding: 1rem 0;
	}
	.footer_ad .flex_space_between{
		flex-direction: column;
		align-items: flex-start;
	}
	.footer_ad .keysight{
		width:3.56rem;
		height: .82rem;
		margin-bottom: .62rem
	}
	.footer_ad .f-desc .t1{
		font-size: .32rem;
		line-height: .44rem;
		margin-bottom: .4rem;
	}
	.footer_ad p{
		font-size: .28rem;
		line-height: .52rem;
		width: 100%;
	}
	.footer{
		display: none;
	}
	.flex-row{
		flex-direction: column;
		align-items: flex-start;
	}
	.flex-desc{
		flex-direction: column;
		line-height: .48rem;
		padding-top: .4rem;
	}
	.flex-desc .t8{
		width: auto;
		font-size: .32rem;
		padding-bottom: .1rem;
	}
	.flex-desc .t9{
		font-size: .32rem;
	}
}

@media screen and (max-width: 360px){

}