:target-within
Quick Summary for :target-within
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
Code Usage for :target-within
/* Selects a <div> when one of its descendants is a target */ div:target-within {   background: cyan; } 
More Details for :target-within

:target-within

Experimental: This is an experimental technologyCheck the Browser compatibility table carefully before using this in production.

The :target-within CSS pseudo-class represents an element that is a target element or contains an element that is a target. A target element is a unique element with an id matching the URL's fragment. In other words, it represents an element that is itself matched by the :target pseudo-class or has a descendant that is matched by :target. (This includes descendants in shadow trees.)

/* Selects a <div> when one of its descendants is a target */ div:target-within {   background: cyan; } 

Syntax

:target-within

Examples

Highlighting an article

The :target-within pseudo-class can be used to highlight the article if anything inside it has been directly linked to. The :target pseudo-class is also being used to show which item has been targeted.

HTML
<h3>Table of Contents</h3> <ol>  <li><a href="#p1">Jump to the first paragraph!</a></li>  <li><a href="#p2">Jump to the second paragraph!</a></li>  </ol>  <article>  <h3>My Fun Article</h3> <p id="p1">You can target <i>this paragraph</i> using a   URL fragment. Click on the link above to try out!</p> <p id="p2">This is <i>another paragraph</i>, also accessible   from the links above. Isn't that delightful?</p> </article> 
CSS
article:target-within {   background-color: gold; }  /* Add a pseudo-element inside the target element */ p:target::before {   font: 70% sans-serif;   content: "►";   color: limegreen;   margin-right: .25em; }  /* Style italic elements within the target element */ p:target i {   color: red; } 
Result

Specifications

Specification
Selectors Level 4 # the-target-within-pseudo

See also

:target Select your preferred language English (US)Français Change language

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