Ticket #36911: 36911.patch

src/wp-admin/css/themes.css

@@ -1645 +1645 @@
 .theme-install-overlay iframe {
         height: 100%;
         width: 100%;
-        z-index: 20;
+        position: relative; /* needed to be on top of the spinner */
         -webkit-transition: opacity 0.3s;
         transition: opacity 0.3s;
 }
@@ -1728 +1728 @@
 
 .theme-install-overlay .wp-full-overlay-main {
         position: absolute;
-        z-index: 0;
         background-color: #f1f1f1;
 }
 
@@ -1746 +1745 @@
         position: absolute;
         left: 50%;
         top: 50%;
-        z-index: -1;
         margin: -10px 0 0 -10px;
         -webkit-transform: translateZ(0);
         transform: translateZ(0);