To change the style of an HTML element, use this syntax: document.getElementById( id ).style. property = new style The following example changes the style of a <p> element:

Mar 6, 2013 · You can use the style property for this. For example, if you want to change the border: document.elm.style.border = "3px solid #FF0000"; Similarly, for color: …

Feb 8, 2024 · We show you 5 ways to modify the CSS style using JavaScript. Learn how to change inline and external styles and how to do it in the best way possible for each case.

Apr 24, 2025 · First, create the basic layout with HTML tags like divs, span, inputs, buttons, etc. along with relevant class names and ids. Add required text and input boxes. Style the pages …

Feb 14, 2023 · This tutorial will walk through examples of how to change or override CSS with Javascript. Free code download included.

Feb 2, 2024 · Change CSS Property With querySelector() in JavaScript. querySelector() method is a superset of features offered by the element selection mechanisms. It has the combined …

JavaScript provides several ways to change CSS dynamically, from modifying inline styles to toggling classes, using CSS variables, and even switching full stylesheets. Choosing the right …

Mar 29, 2021 · You can assign a CSS custom property to your element (through CSS or JS) and change it: Assigment through CSS: element { --element-width: 300px; width: var(--element …

Follow the syntax below to change the CSS of the HTML element. element.style.property = value; In the above syntax, 'element' is an HTML element, which you need to access from the DOM …

Apr 9, 2025 · In this article, we will learn how to change CSS using Javascript and why we need to change CSS using Javascript. How can we change CSS using JavaScript? In the web …