The print can be scaled up,.. however unclick uniform scale when sizing up as you do not want the Z height to change (layers and color changes will then not be correct and your print will not look correct.)

Print at 100% infill with a layer height of 0.04mm with a base layer of 0.16mm

The Model is 200x112.5mm in size
You may print at higher layer heights below the Min Depth of 0.48mm
The Max Depth is 2.2mm and the Actual Depth is 2.3mm

Filaments Used:
PLA BambuLab Matte Charcoal Black Transmission Distance: 0.3
PLA BambuLab Matte Dark Red Transmission Distance: 0.3
PLA BambuLab Glow Orange Transmission Distance: 5.3
PLA BambuLab Matte White Transmission Distance: 3.5
This print uses 4 unique filaments

Swap Instructions:
Start with Charcoal Black
At layer #22 (1mm) swap to Dark Red
At layer #27 (1.2mm) swap to Orange
At layer #44 (1.88mm) swap to White for the rest.