tweak tabbar border

src/view/com/pager/TabBar.tsx

@@ -180,7 +180,7 @@ const desktopStyles = StyleSheet.create({
     left: 0,
     right: 0,
     top: '100%',
-    borderBottomWidth: 1,
+    borderBottomWidth: StyleSheet.hairlineWidth,
   },
 })
 

src/view/com/posts/Feed.tsx

@@ -480,9 +480,7 @@ let Feed = ({
           // -prf
           return <DiscoverFallbackHeader />
         }
-        return (
-          <FeedSlice slice={item.slice} hideTopBorder={index === 0 && !isWeb} />
-        )
+        return <FeedSlice slice={item.slice} hideTopBorder={index === 0} />
       } else {
         return null
       }