Ticket #34904: 34904-pixelshift-and-transition.5.diff

src/wp-includes/css/buttons.css

@@ -57 +57 @@
         border-radius: 3px;
         white-space: nowrap;
         box-sizing: border-box;
+        transition: box-shadow 0.1s linear;
 }
 
 /* Remove the dotted border on :focus and the extra padding in Firefox */
@@ -159 +160 @@
 .wp-core-ui .button-secondary:active {
         background: #f3f5f6;
         border-color: #7e8993;
-        transform: translateY(1px);
         box-shadow: none;
 }
 
@@ -265 +265 @@
 .wp-core-ui .button-primary:active {
         background: #00669b;
         border-color: #00669b;
-        transform: translateY(1px);
         box-shadow: none;
 }
 
@@ -322 +321 @@
         border-color: #016087;
 }
 
-.wp-core-ui .button-group > .button:active,
-.wp-core-ui .button-group > .button.active {
-        transform: translateY(0);
-}
-
 /* ----------------------------------------------------------------------------
   5.0 - Responsive Button Styles
 ---------------------------------------------------------------------------- */