---
title: Page Inspector
slug: Tools/Page_Inspector
tags:
  - CSS
  - DOM
  - HTML
  - NeedsTranslation
  - Stylesheets
  - TopicStub
  - Web Development
  - 'Web Development:Tools'
  - 'l10n:priority'
translation_of: Tools/Page_Inspector
---
<p>Use the Page Inspector to examine and modify the HTML and CSS of a page.</p>

<p>You can examine pages loaded in the local copy of Firefox or in a remote target such as Firefox for Android. See <a href="/en-US/docs/Tools/Remote_Debugging">remote debugging </a>to learn how to connect the developer tools to a remote target.</p>

<hr>
<h2 id="User_Interface_Tour">User Interface Tour</h2>

<p>To find your way around the Inspector, here's a <a href="/en-US/docs/Tools/Page_Inspector/UI_Tour">quick tour of the UI</a>.</p>

<hr>
<h2 id="How_to">How to</h2>

<p>To find out what you can do with the Inspector, see the following how to guides:</p>

<div class="twocolumns">
<ul>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Open_the_Inspector">Open the Inspector</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Examine_and_edit_HTML">Examine and edit HTML</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Examine_and_edit_the_box_model">Examine and edit the box model</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Inspect_and_select_colors">Inspect and select colors</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Reposition_elements_in_the_page">Reposition elements in the page</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/View_fonts">View fonts</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Visualize_transforms">Visualize transforms</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Use_the_Inspector_API">Use the Inspector API</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Select_an_element">Select an element</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Examine_and_edit_CSS">Examine and edit CSS</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Examine_event_listeners">Examine event listeners</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Work_with_animations">Work with animations</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Edit_CSS_filters">Edit CSS filters</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Edit_CSS_shapes">Edit CSS shapes</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/View_background_images">View background images</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Use_the_Inspector_from_the_Web_Console">Use the Inspector from the Web Console</a></li>
 <li><a href="/en-US/docs/Tools/Page_Inspector/How_to/Examine_grid_layouts">Examine CSS grid layouts</a></li>
</ul>
</div>

<hr>
<h2 id="Reference">Reference</h2>

<div class="twocolumns">
<ul>
 <li><a href="/en-US/docs/Tools/Page_Inspector/Keyboard_shortcuts">Keyboard shortcuts </a></li>
 <li><a href="/en-US/docs/Tools/Tools_Toolbox#Inspector">Settings</a></li>
</ul>
</div>