HTML Element Content
Legacy wrapped HTML for the Form.io HTML Element component.
SafetyHQ Form.io Workbench
Build the content in the editor first, then apply Bootstrap classes separately for Form.io's Custom CSS Class field. The HTML output is never modified by the Bootstrap selections.
Edit content and copy the wrapped output for Form.io HTML Element > Content.
Legacy wrapped HTML for the Form.io HTML Element component.
Bootstrap Workbench
The preview shell wraps the current editor HTML. Style choices never rewrite the HTML inside it.
Preview updates as you edit. Save styles to include them in Favorites/Export.
The preview shell uses your current style selections. The HTML inside it is not rewritten.
Manual edits update preview and copy output immediately.
Paste this into Form.io Display > Custom CSS Class.
Favorites save the editor HTML and committed Bootstrap selections together.