@charset "UTF-8";

#con1 + section .inner_item_txt {
  padding-left: 50px;
}
#oxygen + section .inner_item_txt {
  padding-right: 50px;
}
@media screen and (max-width: 500px){
	#first+section{
		padding-top: 35px;
	}
}

#con1+section .heading.block_header_3 {
	background: #eaf5fa;
}
#con1+section .heading.block_header_2 .h::before {
	border: 3px solid #2fa2d7;
}