Components are packages of template, style, behaviour and documentation that live in your application.
A component must:
A group of expanding/collapsing sections
A list of taxons
A list of topics
Components in the gem
The fieldset element is used to group several controls within a web form. The legend element represents a caption for the content of its parent fieldset.
Use labels for all form fields.
A radio button is a GOV.UK element that allows users to answer a question by selecting an option. If you have a question with more than one option you should stack radio buttons.
Numbered groups containing expanding/collapsing steps
Task list header
Shows that a content page is part of a task list.
Task list related links
Links to task lists that a page is part of