Learn more about CSS frameworks: Explore what are the common frameworks in the front-end world

Explore the front-end world: Understand what common CSS frameworks are, you need specific code examples

​CSS (Cascading Style Sheets) is a language used to describe page styles , which provides rich visual effects and interactive special effects for web pages. As a front-end developer, understanding and mastering CSS is essential. In actual development, using CSS frameworks can help us build web pages more efficiently and improve development efficiency. This article will introduce some common CSS frameworks and give specific code examples.

1. Bootstrap
   Bootstrap is one of the most popular open source CSS frameworks. It provides a rich set of predefined CSS classes and components that can quickly build responsive web pages. Here is a code example using Bootstrap to implement a simple navigation bar:

<nav class="navbar navbar-expand-lg navbar-light bg-light">
  <a class="navbar-brand" href="#">Logo</a>
  <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
    <span class="navbar-toggler-icon"></span>
  </button>
  <div class="collapse navbar-collapse" id="navbarNav">
    <ul class="navbar-nav">
      <li class="nav-item active">
        <a class="nav-link" href="#">Home</a>
      </li>
      <li class="nav-item">
        <a class="nav-link" href="#">About</a>
      </li>
      <li class="nav-item">
        <a class="nav-link" href="#">Products</a>
      </li>
      <li class="nav-item">
        <a class="nav-link" href="#">Contact</a>
      </li>
    </ul>
  </div>
</nav>

2. Foundation
   Foundation is another very popular CSS framework that provides a flexible grid. The system and rich UI components can quickly build responsive web pages. The following is a code example that uses Foundation to implement a simple button group:

<div class="button-group">
  <a href="#" class="button">Button 1</a>
  <a href="#" class="button">Button 2</a>
  <a href="#" class="button">Button 3</a>
</div>

3. Bulma
   Bulma is a lightweight CSS framework that focuses on simplicity and customizability. Provides a set of intuitive and easy-to-use styles. Here is a code example that uses Bulma to implement a simple card layout:

<div class="card">
  <div class="card-image">
    <figure class="image">
      <img src="/static/imghw/default1.png"  data-src="image.jpg"  class="lazy" alt="Image">
    </figure>
  </div>
  <div class="card-content">
    <div class="content">
      <h3 id="Title">Title</h3>
      <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer nec odio. Praesent libero. Sed cursus ante dapibus diam. Sed nisi.</p>
    </div>
  </div>
</div>

4. Tailwind CSS
   Tailwind CSS is a highly customizable CSS framework that provides a series of Utility classes allow you to quickly build customized web interfaces. The following is a code example that uses Tailwind CSS to implement a simple button:

<button class="bg-blue-500 hover:bg-blue-700 text-white font-bold py-2 px-4 rounded">
  Button
</button>

Summary:
By understanding common CSS frameworks, we can build beautiful and practical web pages more quickly. This article introduces some common CSS frameworks and gives specific code examples. I hope it will be helpful to everyone in using CSS frameworks in front-end development. Of course, this is just the tip of the iceberg. There are many other excellent CSS frameworks waiting for you to explore and use. I hope it can inspire your unlimited enthusiasm for the front-end world!

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