body {
	/* margin-bottom: 4em; */
}

.header {
	position: absolute;
	top: 0px;
}

.center {
	width: 100%;
}

.center .loading {
	overflow: auto;
	text-align: center;
	background: #E6E9ED;
	padding-top: 0.5em;
}

.center .loading>div {
	display: inline-block;
}

.center .loading .loading_word {
	position: relative;
	top: -0.5em;
}

.center .loading img {
	width: 2em;
}
#chat-btn-holder{
	position:fixed;
	bottom:50px;
	right:10px;
	z-index:2147483647;
	width:auto;
	height:auto;
	padding:0;
	margin:0;
	border:0;
	background-color:transparent;
	background-image: url('../../image/chatguide.png');
}
#chat-btn{
	display:block;
	width:60px;
	height:60px;
	border-radius:31px;
	cursor:pointer;
	text-decoration:none;
	
}