psu shroud

Okay, this is probably the most stupidest question I've ever asked, but recently I've been wanting customize my PSU shroud. I thought about just printing the picture I want and using double sided tape to attach it on the shroud. Is it safe to do it? Will it heat up my system by any chance? I...

I have an issue with this set up; the PSU must be put upwards in order to be able to see the OLED display through the psu shroud; but the P500A doesnt have ventilation holes on the psu shroud... Will it be okay and have enough room to be able to breath? I know this PSU's fan remains stopped...