Professional Business: Fix centred blocks

professional-business/sass/blocks/_blocks.scss

@@ -83,11 +83,6 @@
 		margin-right: auto;
 
 		@include postContentMaxWidth();
-
-		@include media(tablet) {
-			margin-left: 0;
-			margin-right: 0;
-		}
 	}
 }
 

professional-business/style.css

@@ -3459,14 +3459,6 @@ body.page .main-navigation {
   }
 }
 
-@media only screen and (min-width: 768px) {
-  .entry .entry-content > *.aligncenter,
-  .entry .entry-summary > *.aligncenter {
-    margin-left: 0;
-    margin-right: 0;
-  }
-}
-
 /*
  * Unset nested content selector styles
  * - Prevents layout styles from cascading too deeply