.a1_box{
	background: url(../img/pic047.png);
	height: 540px;
	
}
.row_a1{
	padding-top: 50px;
}
.a1_on{
	position: relative;
	    height: 540px;
}
.a1_bg{
	width: 379px;
	height: 460px;
position: absolute;
background: rgba(100,191,161, 1);
padding: 50px 30px 30px 50px;
right: 0;
bottom: 0;
}
.a1_tt{
	color: #fff;
	display: flex;
	margin-bottom: 20px;
}
.a1_tt:nth-child(1) .a1_tte{
	font-size: 20px;
}
.a1_tt:nth-child(n+2) .a1_tte{
	font-size: 16px;
}
.a1_tte{
	padding-left: 15px;
}
.a1_tte p{
	margin-bottom: 20px;
}

@media screen and (max-width:768px) {
	.row_a1{
		padding-top: 0.5rem;
	}
	.a1_tit{
		font-size: .5rem;
		padding-bottom: .5rem;
	}
	.a1_bg{
		height: 379px;
		width: 80%;
		padding: .3rem;
		left: 50%;
		transform: translateX(-50%);
	}
	
	.a1_tt:nth-child(n+2) .a1_tte{
		font-size: .25rem;
	}
}