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Step is a component used inside Stepper. A step consists of a numbered heading and content. For concrete usage examples, please see the Stepper component.

Properties #

Property Attribute Description Type Default
heading (required) heading Set the heading for the step. string undefined
headingLevel (required) heading-level Set the heading level used in the HTML markup. "h1" | "h2" | "h3" | "h4" | "h5" | "h6" undefined
theme theme Theme of the component. "" | "default" | "turva" ""

Events #

Event Description Type
duetStepClick Event emitted when the step heading is clicked. CustomEvent<{ originalEvent: MouseEvent | KeyboardEvent; component: "duet-step"; stepIndex: number; }>

Methods #

setFocus(options?: FocusOptions) => Promise<void> #

Programmatically shift focus to the step's heading.

Returns #

Type: Promise<void>

Slots #

Slot Description
"heading-content" Step heading content. Use this slot to show additional content next to step heading.
"unnamed default slot" The component’s primary content. All child nodes that do not have a slot attribute defined are inserted into this primary slot.

Usage #

This section includes guidelines for designers and developers about the usage of this component in different contexts.

When to use #

When not to use #

Accessibility #

This component has been validated to meet the WCAG 2.1 AA accessibility guidelines. You can find additional information regarding accessibility of this component below.


For integration, event and theming guidelines, please see Using Components. This documentation explains how to implement and use Duet’s components across different technologies like Angular, React or Vanilla JavaScript.


Follow these practical tutorials to learn how to build simple page layouts using Duet’s CSS Framework, Web Components and other features:


Building Layouts


Using CLI Tools


Creating Custom Patterns


Server Side Rendering


Sharing Prototypes


Usage With Markdown


VS Code




If you experience any issues while using a component, please head over to the Support page for more guidelines and help.