Based on the design you provided, here are sugges Quadratischer Aufkleber

This design humorously captures the feeling of being "just okay." The main text, "MOSTLY FINE-ISH," is presented in bold, strong typography, contrasting with the underlying sentiment. A key graphic element is the flatline-to-spike heartbeat (ECG/EKG) line in red, visually representing a fluctuating or uncertain emotional state. Below the line, a witty subtitle reads: "The art of low-stakes ambiguity." It's a relatable and subtly sarcastic design perfect for anyone who prefers to keep their feelings a little ambiguous.