It is possible to add a style attribute with a value to an element, but it is not recommended because it can overwrite other properties in the style attribute. Use Properties of the Style Object instead:

Since the - is a javascript operator, you can't really have that in property names. If you were setting, border or something single-worded like that instead, your code would work just fine.

Nov 25, 2025 · Although the style property itself is read-only in the sense that you can't replace the CSSStyleProperties object, you can still assign to the style property directly, which is equivalent to …

Aug 3, 2023 · Select the element whose style properties need to be changed. Use element.style property to set the style attribute of an element. Set the properties either by using bracket notation or …

In this tutorial, you'll learn how to add styles to an element using JavaScript DOM methods.

Dec 2, 2021 · Set HTML element styles with JavaScript using the style property: el.style.fontSize = '2rem';. Other methods include setAttribute () and classList.add (). Styles can be inline or external.

Use setAttribute() in JavaScript to dynamically change HTML styles elements. This tutorial provides practical code examples and explanations to help you understand these DOM manipulation techniques.

Nov 2, 2025 · This blog will guide you through the correct methods to dynamically modify padding-top (and other style attributes) using JavaScript, with a focus on clarity, maintainability, and cross …

Feb 2, 2024 · This tutorial lists out various ways to set style on a html form element in JavaScript.

Jun 11, 2025 · 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.