body, div, h1, h2, h3, span, p {
				font-family: Verdana,Arial,Helvetica,sans-serif;
			}
			/* fullscreen */
			html {
				height:100%;
			}
			body {
				height:100%;
				margin: 0px;
				background-color: #000;
				overflow:hidden; /* disable scrollbars */
				font-size: 10pt;
				-webkit-tap-highlight-color: rgba(0, 0, 0, 0); /* remove highlight on tab for iOS/Android */
			}
			/* fix for scroll bars on webkit & >=Mac OS X Lion */ 
			::-webkit-scrollbar {
				background-color: rgba(0,0,0,0.5);
				width: 0.75em;
			}
			::-webkit-scrollbar-thumb {
    			background-color:  rgba(255,255,255,0.5);
			}
			
			.vr_width {width:100%;height:100%;overflow:hidden;}
			.vr_width2 {width:1px;height:1px;}
			.vr {white-space: nowrap;}
			.vr_iframe {height:480px;
						width:640px;}