.head_wrap{
	padding-top: 20px;
	display: flex;
	align-items: center;
}
.head_wrap>div:nth-child(2){
	display: flex;
	align-items: flex-end;
	margin-left: 10px;
	color: #999;
}
.head_wrap>div:nth-child(2) a{
	display: inline-block;
	color: #999;
	font-size: 12px;
	padding-right: 10px;
	padding-left: 10px;
}
.a1_tit{
	font-size: 32px;
	font-weight: bold;
	/* padding-top: 40px; */
	padding-bottom: 30px;
}
.a1_on>p:first-child{
	font-size: 24px;
	font-weight: bold;
	padding-bottom: 25px;
}
.a1_on>p:nth-child(2){
	font-size: 14px;
	color: #666;
	line-height: 30px;

}
.a1_on{
	color: #666666;
	display: flex;
	padding-bottom: 20px;
}
.a4_box>div:nth-child(2){
	color: #666;
	padding-bottom: 20px;
}
.a1_on>div:nth-child(1) span{
	padding-left: 10px;
	padding-right: 10px;
}
.a4_main{
	display: flex;
	justify-content: space-between;
}
.a4_box{
	position: relative;
	
}
.a4_box::before{
	position: absolute;
	content: '';
	top: 50%;
	transform: translateY(-50%);
	right: 0;
	height: 300px;
	width: 2px;
	background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0), rgba(000, 000, 000, .1), rgba(255, 255, 255, 0));
}


.a4_box:last-child::before{
background-image:unset;
}
.a4_box:first-child{
	width: 70%;
	
}
.row_a1{
	padding-top: 40px;
	padding-bottom: 100px;
}