Hello Midnightsnack11,
Thanks for reaching out in Apple Support Communities! We understand your text is overlapping in Safari. We're happy to assist you with this.
Let's force close Safari and reopen it while holding the Shift key:
How to force an app to quit on your Mac - Apple Support
Check to see if this behavior occurs in other browsers. If this behavior persists, restart your Mac in safe mode and then open Safari. Safe mode runs a check on the startup disk, while limiting software that cause issues:
How to use safe mode on your Mac - Apple Support
Thanks for using the Apple Support Communities, and have a great day!