@media screen and (min-width: 600px) {
/***** philosophy *****/
/***** main_visual *****/
#main_visual_bg {
	background-color: #000;
}

#main_visual_wrap {
	margin: 0 auto;
	width: 960px;
	height: 590px;
	background: url(../images/philosophy/mb_01.png) no-repeat right;
}

#main_visual {
	width: 960px;
	height: 590px;
	background: url(../images/philosophy/mb_bg.png) no-repeat;
}


/***** top_navi *****/
#main_visual ul {
	padding-top: 40px;
	float: left;
}

#main_visual li{
	margin: 0 0 10px 0;
	width: 500px;
	height: 140px;
	border: 1px solid #666;
	display: block;
	background-color: #fff;
}

#main_visual img:hover {
filter:alpha(opacity=70);
    -moz-opacity: 0.7;
    opacity: 0.7;
    }


#main_visual li:nth-child(1) {
	background: url(../images/philosophy/phill_navi01.jpg) no-repeat;
}

#main_visual li:nth-child(2) {
	background: url(../images/philosophy/phill_navi02.jpg) no-repeat;
}

#main_visual li:nth-child(3) {
	background: url(../images/philosophy/phill_navi03.jpg) no-repeat;
	padding: 0px;
}
}

@media screen and (max-width: 600px) {
	/***** philosophy *****/
	/***** main_visual *****/
	#main_visual_bg {
		background-color: #000;
	}

	#main_visual_bg h2 {
		color: #fff;
		font-family: "Hana";
		font-weight: bold;
		font-size: 2em;
		display: block;
		padding: 18px 0 0;
		margin: 0 20px;
	}

	#main_visual_bg h2 small{
		font-size: .6em;
	}
	
	#main_visual_wrap {
		margin: 0 auto;
		width: 100%;
		height: auto;
		background: url(../images/philosophy/mb_01.png) no-repeat right;
	}
	
	#main_visual {
		width: 100%;
		height: auto;
		background: url(../images/philosophy/mb_bg.png) no-repeat;
	}
	
	
	/***** top_navi *****/
	#main_visual ul {
		padding-top: 20px;
		float: none;
	}
	
	#main_visual li{
		margin: 0 auto 10px;
		width: 90%;
		height: auto;
		border: 1px solid #666;
		display: block;
		background-color: #fff;
	}
	
	#main_visual li img{
		width: 100%;
	}
	
	#main_visual img:hover {
	filter:alpha(opacity=70);
		-moz-opacity: 0.7;
		opacity: 0.7;
		}
	
	
	#main_visual li:nth-child(1) {
		background: url(../images/philosophy/phill_navi01.jpg) no-repeat;
		background-size: contain;
	}
	
	#main_visual li:nth-child(2) {
		background: url(../images/philosophy/phill_navi02.jpg) no-repeat;
		background-size: contain;
	}
	
	#main_visual li:nth-child(3) {
		background: url(../images/philosophy/phill_navi03.jpg) no-repeat;
		background-size: contain;
		padding: 0px;
	}
	}