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jQuery UI Dialog maxWidth Option

  • Last Updated : 22 Mar, 2021

jQuery UI consists of GUI widgets, visual effects, and themes implemented using HTML, CSS, and jQuery. jQuery UI is great for building UI interfaces for the webpages. The jQuery UI Dialog maxWidth option is used to set the maximum width to which the dialog can be resized in pixels.


$( ".selector" ).dialog({
  maxWidth: 600

CDN Link: First, add jQuery UI scripts needed for your project.

<link rel=”stylesheet” href=””>
<script src=””></script>
<script src=””></script>



<!doctype html>
<html lang="en">
    <meta charset="utf-8">
    <link href=
    <script src=""></script>
    <script src=""></script>
        $(function () {
                autoOpen: false,
                maxWidth: 400
            $("#geeks").click(function () {
<body style="text-align: center;">
    <h1 style="color:green;">GeeksforGeeks</h1>
    <h3>jQuery UI Dialog maxWidth Option</h3>
    <button id="geeks">Open Dialog</button>
    <div id="gfg" title="GeeksforGeeks">
        Welcome to GeeksforGeeks



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