Removed browser-specific styles.

docs/index.html

@@ -74,9 +74,6 @@
 			#viewer {
 				border: 0px;
 				width: 100%;
-				width: -webkit-calc(100% - 260px);
-				width: -moz-calc(100% - 260px);
-				width: calc(100% - 260px);
 				height: 100%;
 				overflow: auto;
 			}