: Use thick, clean fonts (like Helvetica, Montserrat, or Impact) that are legible even on small mobile screens.
: Shrink your thumbnail to 10% size. If you can’t tell what it is or read the text, it needs more contrast. mature video thumbs
: Use contrasting colors to make the subject pop. A dark background with a brightly lit subject (or vice versa) draws the eye immediately. : Use thick, clean fonts (like Helvetica, Montserrat,
: Use icons or imagery that represent expertise (e.g., professional gear, books, or a clean office environment) to signal that the content is high-quality and informative. Technical Checklist Resolution : 1280 x 720 pixels (16:9 ratio). File Format : .JPG, .PNG, or .GIF (under 2MB). : Use thick