Improve carousel display and fix overlapping edges

Adjusted padding and margin in SimpleCarousel component (`simple-carousel.tsx`) to correct overlapping edges and ensure proper display of carousel items.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 2eb1084e-b728-4449-9231-f1665924c8d5
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/8cc42625-c1f5-4e43-99bd-77f2c4dedee2/2eb1084e-b728-4449-9231-f1665924c8d5/kdQ95gE

client/src/components/simple-carousel.tsx

@@ -101,7 +101,7 @@ export default function SimpleCarousel({ category, onVideoClick }: SimpleCarouse
         {category.title}
       </h2>
       
-      <div className="relative" style={{ overflow: 'visible' }}>
+      <div className="relative -mx-8 px-8" style={{ overflow: 'visible' }}>
         {/* Left scroll button */}
         <button
           onClick={() => scroll('left')}
@@ -125,14 +125,14 @@ export default function SimpleCarousel({ category, onVideoClick }: SimpleCarouse
         {/* Scroll container */}
         <div 
           ref={scrollContainerRef}
-          className="overflow-x-auto"
+          className="overflow-x-auto -mx-4 px-4"
           style={{ 
             overflowY: 'visible',
             scrollbarWidth: 'none', 
             msOverflowStyle: 'none'
           }}
         >
-          <div className="flex space-x-4 pb-4 w-max" style={{ overflow: 'visible' }}>
+          <div className="flex space-x-4 pb-4 w-max -my-4 py-4" style={{ overflow: 'visible' }}>
             {/* Create many copies for infinite feel */}
             {Array.from({ length: 20 }).map((_, copyIndex) => 
               category.videos.map((video, videoIndex) => (