chore: fixing css

src/atlasViewer/atlasViewer.style.css

@@ -95,10 +95,6 @@ div[contextualBlock]
   display:inline-block;
   width:auto;
   padding: 0.3em 0.5em;
-}
-
-div[contextualBlock]
-{
   background-color:rgba(200,200,200,0.8);
 }