.btnbox{
	text-align:center;

}
.btnbox img{
	margin:12px;
}

/* レスポンシブ設定
------------------------------------- */
@media screen and (max-width:750px){
	.btnbox img{
		margin:12px;
		width:45%;
	}
	.maincontent p {
		text-align:center;
		font-size:20px;
		padding:60px 0;
		font-size:4.5vw;
}