How do I “unsquish” the styles in the Style selection box?
Try:
First steps
Please specify to all inquiries:
operating system
LibreOffice version (four-digit, e.g. 7.4.5.1).
Thanks
You are using the dreaded ribbon interface, but I can’t reproduce here (Fedora 38, LO 7.5.3.2). Revert to standard interface and untick Show previews at bottom of the style side pane. Re-enable tabbed UI and see if it makes a difference (none here).