/*
iPhone5 Portrait
iPhone5 Wide
iPhone6 Portrait
iPhone6 Wide
iPhone6s Portrait
iPhone6s Wide
*/

@media (max-width: 640px) {
/* ------------------------------------------------------------ */
/*　タグ
/* ------------------------------------------------------------ */
    body {
        font-size: 90%;
    }
	
ul.link_btn {
	width: 100%;
	display: flex;
	flex-direction: row;
	flex-wrap:nowrap;
	justify-content: center;
	align-items: center;
	z-index: -1;
}
ul.link_btn li {
	width: calc(50% - 1px);
	border-right: 1px solid #fff;
}
ul.link_btn li:last-of-type {
	width: 50%;
	border-right: none;
}
ul.link_btn li a {
	display: block;
	width: 100%;
	padding: 1.0em 0;
	text-align: center;
	font-size: 140%;
	line-height:1.0;
	text-decoration: none;
	font-weight: bold;
	background:linear-gradient(#2164d3, #33b4e4);
	color: #fff;
	line-height: 1.0;
	text-shadow:rgba(0,0,0,0.3) 0 1px 0;
}

#hiddenNav li a{
color:#000;
text-decoration:none;
}

#underNav ul li a {
color:#000;
text-decoration:none;
}

}