Style these buttons

Somehow these preview buttons look weird to me. Has like some Windows XP optic to me (would be a sick theme though). Maybe round the corners and give a tiny shadow? 

<img width="941" alt="Image" src="https://github.com/user-attachments/assets/a5d6c5b7-ddcd-4ef7-ae03-7c4a5bc8a908" />