Replace fixed top margin with self-center for vertical alignment
in PrintButton, AddLocationButton, and AddMonthButton text labels.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
Remove mr-[-3em] from AddLocationButton, AddMonthButton, and PrintButton
to improve visual alignment and spacing consistency.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>