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sup: The Superscript element

The <sup> HTML element specifies inline text which should be displayed as superscript for typographical reasons.

Attributes

Global attributes

accesskey Specifies a keyboard shortcut to activate or focus an element.

aria-* Defines accessibility properties and states for assistive technologies.

class Specifies one or more CSS class names for styling the element.

data-* Stores custom data private to the page or application.

dir Sets the text direction (left-to-right, right-to-left, or auto).

hidden Hides the element from display and assistive technologies.

id Defines a unique identifier for the element within the document.

inputmode Hints which virtual keyboard type to display on mobile devices.

itemid Provides a global identifier for microdata items.

itemprop Defines a property name-value pair for microdata.

itemref Associates properties with an item via element IDs for microdata.

itemscope Creates a new microdata item container.

itemtype Specifies the vocabulary URL for microdata items (like Schema.org).

lang Specifies the primary language of the element’s content.

nonce Provides a cryptographic nonce for Content Security Policy.

role Defines the element’s semantic role for accessibility.

tabindex Controls keyboard navigation order and focusability.

title Provides advisory information displayed as a tooltip.

Example

<p>The formula for water is H<sub>2</sub>O, and E=mc<sup>2</sup> is Einstein's famous equation.</p>
<p>My website launched on March 15<sup>th</sup>, 2024.</p>