Examples: Clean up.

examples/webgl_multiple_canvases_complex.html

@@ -18,7 +18,7 @@
 			#canvas1, #canvas2, #canvas3 {
 				position: relative;
 				display: block;
-				border: 1px solid red;
+				outline: 1px solid red;
 			}
 
 			#canvas1 {

examples/webgl_multiple_canvases_grid.html

@@ -41,10 +41,10 @@
 			}
 			#canvas1, #canvas2, #canvas3, #canvas4 {
 				position: relative;
+				float: left;
 				width: 300px;
 				height: 200px;
-				border: 1px solid red;
-				float: left;
+				outline: 1px solid red;
 			}
 		</style>
 	</head>