You can use a panel control to group other controls together. A panel can optionally also have a title.
You can override the default Panel border colour in the properties and set a title.
You can also set the panel to be invisible when loading the screen and use a script to make it visible when some event occurs on the page.
Add a Panel
Border ColourThis colour will override the default border colour.
TitleA standard fieldset title.
VisibleSet to False if you don't want this control to render on the page and be visible to the user.