FB
- cover photo 820 pixels wide and 312 pixels tall for desktop, 828x465 for mobile (recommended for both)
- 640 pixels wide by 360 pixels tall for mobile
- post: 1200x630
- profile ph. 360 x 360
IN
- 1080px by 1080px (Square)
- 1080px by 1350px (Portrait)
- 1080px by 608px (Landscape)