/*トップに戻るボタン------------------------*/

#page-top {
	position: fixed;
	bottom: 20px;
	right: 20px;
	font-size: 50%;
	clear: left;
}
#page-top a {
	text-decoration: none;
	color: #FFF;
	width: 50px;
	text-align: center;
	display: block;
	border-radius: 5px;
	background-color: #223035;
	padding-top: 10px;
	padding-bottom: 10px;
}
#page-top a:hover {
	text-decoration: none;
	background-color: #45616B;
}

#menu div {
  position: relative;
}