Alex Tech 10ft - 1/4 inch Cord Protector Wire Loom Tubing Cable Sleeve Split Sleeving For USB Cable Power Cord Audio Video Cable – Protect Cat From Chewing Cords - Black

There are black mesh cord sleeves you can buy to slip the wires in. Takes a bit of effort, but it helps control the cables and can make them blend in to a black background. This is what I've used: https://www.amazon.com/dp/B07FW5H57B?ref=ppx_yo2ov_dt_b_fed_asin_title&th=1