A remix of the excellent inverted Steam Deck Dock by Strider460, this version had additional space built in to allow for the installation of antiscratch slides. 

The interior dimensions were based on using the sick-on floor protectors found at Ikea: https://www.ikea.com/us/en/p/fixa-stick-on-floor-protectors-set-of-20-gray-00431151/

The Deck slides in securing without concern for the plastic-on-plastic potential for scratching.