@media only screen and (min-width: 769px), print {
	.child_shien .side {
		width: 400px;
		margin: 0 auto 40px;
	}
}
@media only screen and (max-width: 768px) {
	.child_shien .side {
		width: 80%;
		margin: 0 auto 40px;
	}
}