Mitigate white flasheq

.storybook/preview-head.html

@@ -3,7 +3,23 @@
         padding: 0;
     }
 
-    body:not(.kcBodyClass) {
-        background-color: #393939;
+    /* Following styles are just meant to avoid white flash when switching from one story to another */
+    @keyframes fadeToTransparent {
+        from {
+            background-color: #393939;
+        }
+
+        to {
+            background-color: transparent;
+        }
+    }
+    html {
+        animation: fadeToTransparent 500ms forwards ease-in;
+    }
+    body>.sb-preparing-docs {
+        visibility: hidden;
+    }
+    body>.sb-preparing-story {
+        visibility: hidden;
     }
 </style>