A clip or picture smaller than the preview used to stay at its own size inside black. It now fills the stage and object-fit: contain scales it up; only a differing aspect ratio leaves bars. Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01E6LjCrZ8KMcHGZyRWjkPA5