What happens if you stop working out and you have somewhat visible muscles? Do they get smaller?

(4) Marcos Roberto's answer to What happens if you stop working out and you have somewhat visible muscles? Do they get smaller? - Quora https://www.quora.com/What-happens-if-you-stop-working-out-and-you-have-somewhat-visible-muscles-Do-they-get-smaller/answer/Marcos-Roberto-62-1