Bulma is a modern, open-source CSS framework based on Flexbox, used for building responsive and mobile-first web designs easily.
It provides a wide range of ready-to-use CSS classes that help you design beautiful websites without writing custom CSS.
Developed by Jeremy Thomas, Bulma is written purely in CSS (no JavaScript) — making it lightweight, easy to learn, and perfect for developers who want clean, responsive layouts quickly.
💡 What Makes Bulma Unique?
- It is pure CSS (no JavaScript or jQuery).
- Fully Flexbox-based, which makes layout handling very simple.
- It has modern, elegant UI components like buttons, cards, forms, and navigation bars.
- It’s modular — you can import only the features you need.
⚙️ Key Features of Bulma
- 🧩 Flexbox-based Layout – Uses Flexbox for easy alignment and layout control.
- 📱 Responsive Design – Automatically adjusts for all screen sizes.
- 🎨 Ready-to-use Components – Includes buttons, forms, modals, cards, and more.
- ⚙️ Customization – Built with Sass, so you can change colors, spacing, and fonts.
- 🚀 Lightweight and Fast – No JavaScript dependencies, just clean CSS.
- 🧠 Modern Syntax – Clean, readable class names that are easy to remember.
🧱 Basic Example of Bulma
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Bulma Example</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bulma@0.9.4/css/bulma.min.css">
</head>
<body>
<section class="section">
<div class="container has-text-centered">
<h1 class="title has-text-primary">Welcome to Bulma CSS</h1>
<p class="subtitle">A modern CSS framework based on Flexbox</p>
<button class="button is-success">Click Me</button>
</div>
</section>
</body>
</html>
✅ Explanation:
sectionandcontainer→ Define structure and layout.titleandsubtitle→ Predefined heading styles.button is-success→ A green button (Bulma class).has-text-centered→ Centers the text content.
🧠 Advantages of Bulma
- 💻 100% responsive and mobile-friendly.
- 🎨 Modern, elegant UI out of the box.
- ⚡ Lightweight and fast loading (no JS files).
- 🧩 Easy to learn and use for beginners.
- 🔧 Fully customizable with Sass variables.
⚔️ Difference Between Bulma and Other Frameworks
| Feature | Bulma | Bootstrap | Tailwind CSS |
|---|---|---|---|
| Design Style | Minimal & modern | Classic & consistent | Utility-first |
| JavaScript Support | No | Yes | No |
| Layout System | Flexbox | Grid + Flexbox | Utility-based |
| Customization | Easy (Sass variables) | Moderate | Very high |
| Ease of Use | Very easy | Easy | Moderate |
🧾 Summary
- Bulma is a modern, lightweight, and responsive CSS framework built entirely on Flexbox.
- It helps developers create clean and flexible web designs without needing JavaScript.
- Ideal for beginners who want a simple yet powerful framework for front-end development.
Can you provide full PDF notes for this topic please.
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