body { margin: auto; }
#main {
 	width: 100%;
	min-width: max-content;
	height: 600px;
	margin: auto;
	padding: 0;
	background-color: #FDFDF8; 
}
#backimg {
	width: 100%;
	height: 560px;
}
#main_canvas, #loading{
	position: fixed;
	top: 20px;
	bottom: 0;
	left: 0;
	right: 0;
	margin: 0 auto;
	width: 780px;
	height: 560px;
	border: 1px solid #F8F8F8;
	background-color: RGBA(255, 255, 255, 1);
}
canvas { display: none; }
#img_toolbar, #img_titles, #img_index { display: none; }
#loading_img { display: block; position: relative; margin: auto;}