/*For rules doc 2010*/
div.navbox{
		border-color:black;
		border-width:thick;
		border-style:dotted;
		width:100%;
		background:yellow;
}
button.navbutton{
	font-size:4vw;
	width:49%;
	height:10vw;
}
div.offscreen {
   visibility: hidden;
   position: absolute;
   /*left: -200em;
   top: -20em;*/
}