fix: testing potential FF fix for #1100

Author: bolt-bot

packages/uikit-workshop/src/sass/pattern-lab.scss

@@ -65,8 +65,7 @@
   @supports (position: sticky){
     transform: translateY(-0.7rem);
     float: right;
-    position: sticky;
-    top: 1rem;
+    top: 3.2rem;
     right: 0;
     margin-top: -2rem;
   }

packages/uikit-workshop/src/sass/scss/04-components/_tabs.scss

@@ -93,6 +93,7 @@
   flex-basis: auto;
   -webkit-overflow-scrolling: touch;
   height: 100%;
+  overflow: auto; // workaround to firefox background gradient overflow bug
 
   /**
      *  Tab content inside modal