Minimalist YouTube Thumbnails

I need a set of clean, uncluttered thumbnails for my YouTube channel. The overall look should be minimalistic, built around striking, high-quality images rather than busy graphics or heavy text. For every... (Budget: $30 - $250 USD, Jobs: Adobe Illustrator, Adobe Photoshop, Digital Art, Graphic Design, Illustrator, Logo Design, Photoshop, Visual Design)