#main_cont #tree{
	float: left;
	width: 340px;
	padding-bottom: 13px;
}

#main_cont #tree a {
	display: inline-block;
	text-decoration: none;
	font-size: 24px;
	color: rgba(51,51,51,1);
}
#main_cont #tree .button {
	/*ベーススタイル*/
	display: inline-block;
	height: 40px;
	text-align: center;
	text-decoration: none;
	/* [disabled]line-height: 30px; */
	outline: none;
	color: #333;
	line-height: 40px;
	padding-right: 6px;
	padding-left: 6px;
}
#main_cont #tree .button::before,
#main_cont #tree .button::after {
	position: absolute;
	z-index: -1;
	display: block;
	content: '';
}
#main_cont #tree .button,
#main_cont #tree .button::before,
#main_cont #tree .button::after {
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	-webkit-transition: all .3s;
	transition: all .3s;
}
#main_cont #tree .button:hover {
	background-color: #76BEEF;
	color: #FFFFFF;
}
#main_cont #tree h1 {
	font-weight: bold;
	margin: 0px;
}
#main_cont #tree ul {
	list-style: none;
}
#main_cont #tree ul li {
	color: #333;
	border-left: 1px solid #999;
	zoom: 1;
	font-size: 16px;
}
#main_cont #tree ul li:before {
	margin-right: 0.5em;
	border-bottom: 1px solid #999;
	float: left;
	width: 1em;
	height: 1.2em;
	overflow: hidden;
	content: "";
}
#main_cont #tree ul li:last-child {
	border: none;
}
#main_cont #tree ul li:last-child:before {
	border-left: 1px solid #999;
}