Operating system and browser: macOS - Safari

Description of bug: Code is jumbled on the display and is with other attempted codes. Website worked fine yesterday and I already tried clearing my cache + cookies and doing a hard reset of the website.

Link to code: I used multiple codes, but the one I wanted to use is the first link: https://toyhou.se/9466354.freebie-flash | https://toyhou.se/6302716.freebie-again