fix for menu z-index

packages/website/ts/pages/explore.tsx

@@ -340,6 +340,8 @@ const ExploreHero = (props: ExploreHeroProps) => {
 const ExploreToolBarWrapper = styled.div`
     display: flex;
     justify-content: space-between;
+    z-index: 1;
+    position: relative;
     ${addFadeInAnimation('0.5s', '0.15s')}
     @media (max-width: 36rem) {
         display: block;

packages/website/ts/pages/explore/explore_grid.tsx

@@ -124,6 +124,8 @@ const ExploreGridList = styled.div<ExploreGridListProps>`
     grid-template-columns: repeat(${ExploreTileGridWidth.ThreeColumn}, 1fr);
     grid-column-gap: 1.5rem;
     grid-row-gap: 1.5rem;
+    z-index: 0;
+    position: relative;
     ${addFadeInAnimation('0.5s', '0.25s')}
     & > * {
         align-self: stretch;