Tailwindmarkup~30 mins

Dark variant usage in Tailwind - Mini Project: Build & Apply

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Using Tailwind CSS Dark Variant

📖 Scenario: You want to create a simple webpage that changes its background and text colors when the user switches their device or browser to dark mode.

🎯 Goal: Build a webpage with a heading and a paragraph. The background should be white with black text in light mode, and switch to a dark background with white text in dark mode using Tailwind CSS dark variant.

📋 What You'll Learn

Use Tailwind CSS classes to style the page

Use the dark: variant to change background and text colors

Include a heading with the text 'Welcome to Dark Mode Demo'

Include a paragraph with the text 'This text changes color based on the theme.'

Ensure the page uses semantic HTML5 elements

💡 Why This Matters

🌍 Real World

Many websites today support dark mode to reduce eye strain and save device battery. Using Tailwind CSS dark variants makes it easy to style pages for both light and dark themes.

💼 Career

Understanding how to implement dark mode with Tailwind CSS is a valuable skill for frontend developers working on modern, accessible, and user-friendly websites.

Progress0 / 4 steps

Create the HTML skeleton with heading and paragraph

Create a main element containing an h1 with the text 'Welcome to Dark Mode Demo' and a p with the text 'This text changes color based on the theme.'

Tailwind

Need a hint?

Use semantic tags: <main>, <h1>, and <p>.

Add Tailwind classes for light mode background and text colors

Add Tailwind CSS classes to the main element to set the background color to white using bg-white and the text color to black using text-black.

Tailwind


  Welcome to Dark Mode Demo
  This text changes color based on the theme.

Need a hint?

Use bg-white for background and text-black for text color on the main element.

Add Tailwind dark variant classes for dark mode colors

Add Tailwind CSS dark variant classes to the main element to change the background color to bg-gray-900 and the text color to text-white when dark mode is active. Use dark:bg-gray-900 and dark:text-white.

Tailwind


  Welcome to Dark Mode Demo
  This text changes color based on the theme.

Need a hint?

Use dark:bg-gray-900 and dark:text-white on the main element to style dark mode.

Add dark class to html for manual dark mode toggle

Add the class="dark" attribute to the <html> tag to enable dark mode styling manually.

Tailwind


  
  
    
    
    Dark Mode Demo
    
  
  
    
      Welcome to Dark Mode Demo
      This text changes color based on the theme.

Need a hint?

Adding class="dark" to the <html> tag forces dark mode styles to apply.