Fixed example viewer in Safari. Thanks for the tip @WestLangley.

examples/index.html

@@ -78,6 +78,7 @@
 
 				position: absolute;
 				left: 300px;
+				width: -webkit-calc(100% - 300px);
 				width: calc(100% - 300px);
 				height: 100%;
 				border: 0px;