Press This: Improve the "choose tags" button focus style.

Props adamholisky for the initial patch.

Fixes 34241.

git-svn-id: https://develop.svn.wordpress.org/trunk@35338 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/css/press-this.css

@@ -923,7 +923,8 @@ dd {
 
 .tagcloud-link {
 	display: block;
-	padding: 0 16px;
+	margin: 0 16px 5px;
+	padding: 0;
 	text-decoration: none;
 	outline: 0;
 }