What are the specifications for ad creative?

Add creatives that meet specifications set by Facebook, LinkedIn and Display:

	Image specifications	Video specifications
LinkedIn	File Type: jpg or png File Size: 5 MB Horizontal / Landscape: Minimum: 640 x 360 pixels Maximum: 7680 x 4320 pixels Recommended: 1.91:1 - 1200 x 628 pixels Square: **LinkedIn recommends this aspect ratio for best performance on CTR. Minimum: 360 x 360 pixels Maximum: 4320 x 4320 pixels Recommended: 1:1 - 1200 x 1200 pixels	Video File Size: 75 KB (min) - 200 MB (max) Video Duration: 3 seconds - 30 minutes Video Captions (optional): Video sound file size less than 64 KHz Video File Type: MP4 Video Sound Format: AAC or MPEG4 Recommended frame rate: 30 frames per second Ratio: 4:5 (vertical, 0.8) 9:16 (vertical; 0.57) 16:9 (landscape; 1.78) 1:1 (square; 1.0)
Facebook	File Type: JPG or PNG Ratio: 1.91:1 to 1:1 Resolution: At least 1080 x 1080 pixels Maximum File Size: 30MB Aspect Ratio Tolerance: 3%	Video Duration: 1 second to 241 minutes Maximum File Size: 4GB Minimum Width: 120 pixels Minimum Height: 120 pixels File Type: MP4, MOV Ratio: 1:1 Video Settings: H.264 compression, square pixels, fixed frame rate, progressive scan and stereo AAC audio compression at 128kbps+ Resolution: At least 1080 x 1080 pixels Video Captions: Optional, but recommended Video Sound: Optional, but recommended
Display / Programmatic	Image size: 160x600, 300x50, 300x250, 300x600, 320x50 or 728x90 pixels Maximum file size: 10 MB File format: JPG or PNG or HTML For HTML If the creative requires additional assets, they should be encoded into the .html file	N/A