1. 200px x 200px (Small Square Banner)

Static Ads:
File Format: JPG, PNG, GIF (non-animated)
Max File Size: 150 KB
Resolution: 72 DPI
Background: Solid or transparent (avoid pixelated edges).

HTML5 Ads:
Dimensions: 200x200 pixels
Max File Size: 150 KB
File Types: ZIP file containing HTML, CSS, JS, and assets.
Animation Length: 15 seconds max (if any).
Backup Image: Static image fallback (JPG/PNG).
Click-through URL: Must open in a new tab (_blank).

2. 250px x 250px (Medium Square Banner)

Static Ads:
File Format: JPG, PNG, GIF (animated allowed).
Max File Size: 150 KB.
Resolution: 72 DPI.
Animation Loops: Max 3 loops (for GIFs).
Background: Full coverage; no transparency gaps.

HTML5 Ads:
Dimensions: 250x250 pixels.
Max File Size: 150 KB.
Animation: 15 seconds max duration, 3 loops max.
Backup Image: Required for compatibility.
Scripts: No external dependencies (self-contained assets).

3. 300px x 250px (Medium Rectangle)

Static Ads:
File Format: JPG, PNG, GIF.
Max File Size: 150 KB.
Ideal Use: Compact ad spots with high visibility.

HTML5 Ads:
Dimensions: 300x250 pixels.
Max File Size: 150 KB.
Animation: Same as above.
Clickable Area: Ensure 100% of the ad area is clickable.

4. 728px x 90px (Leaderboard Banner)

Static Ads:
File Format: JPG, PNG, GIF.
Max File Size: 150 KB.
High Resolution: Use crisp, legible text and images for visibility.

HTML5 Ads:
Dimensions: 728x90 pixels.
Animation Length: 15 seconds max.
Backup Image: Required.
Asset Compression: Optimize images and scripts.

5. 970px x 90px (Large Leaderboard)

Static Ads:
File Format: JPG, PNG, GIF.
Max File Size: 150 KB.
Target Use: High-visibility placements (e.g., headers).

HTML5 Ads:
Dimensions: 970x90 pixels.
File Size: 150 KB or less.
Backup: Static fallback for browsers without HTML5 support.

6. Skyscraper (120 x 600 pixels) (Coming Soon)

Static Ads:
Format: JPG, PNG, GIF.
Max File Size: 150 KB.
Use Case: Narrow vertical placements for sidebars.

HTML5 Ads:
Same as above but with long, vertical scrolling content.

7. Half-Page (300 x 600 pixels) (Coming Soon)

Static Ads:
Format: JPG, PNG, GIF.
Max File Size: 150 KB.
Purpose: Wide, tall layouts with rich visuals.

HTML5 Ads:
Dimensions: 300x600 pixels.
Clickable Area: Full coverage.

8. Portrait (300 x 1050 pixels) (Coming Soon)

Static Ads:
Format: JPG, PNG, GIF.
Max File Size: 300 KB (larger allowance for the size).
Resolution: 72 DPI.

HTML5 Ads:
File Size: 300 KB or less.
Visual Impact: Ideal for storytelling or rich visuals.