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Style with Code

Explore how to use JavaScript to style web pages dynamically. Learn to change colors, fonts, and sizes through code, react to live user input, and build a theme switcher for light and dark modes. This lesson helps you control page appearance interactively and consistently.

We'll cover the following...

Let’s add flair and personality to your page—with JavaScript-powered styling. You’ll change colors, fonts, and sizes and respond to themes and moods.

Goal

You will learn to:

  • Update styles using .style.

  • React to input with dynamic design.

  • Use JavaScript to apply consistent styles across elements. ...