main .item ol{
	margin-top:0;
	list-style-type: none;
	counter-reset: count 0;	
	padding-left:2em;
}


main .item li:before {
	content: counter(count) ". ";
	counter-increment: count 1;
	margin-left:-2em;
	position: absolute;
}


main .item:nth-child(3) ol{
	counter-reset: count 3;	
} 
main .item:nth-child(4) ol{
	counter-reset: count 4;	
} 

main .item li{
	margin-bottom:1.5em;
}

main h4{
	margin:0 0 0.5em 0;
}

main .pure-g img{
	width:calc(50% - 0.5em);
	float:left;
}

main .pure-g img:first-child{
	margin-right:1em;
}

main img.keibikenshow{
	width:100%;
	margin-bottom:3em !important;
}

@media screen and (min-width: 768px) {
	main .pure-g img{
		width:100%;
		margin-bottom:1em;
	}

	main .pure-g img:first-child{
		margin-right:0;
	}
}