slightly more padding on buttons

less/buttons.less

@@ -6,7 +6,7 @@
 	cursor: pointer;
 	display: inline-block; /* Enables non-inline-block elements like <div>s to be buttons */
 	font-size: 2.5em;
-	margin: .3em .2em 0 0;
+	margin: .2em .3em .2em 0;
 	padding: 15px 40px 16px;
 }