Practical Implementation: Building a Responsive Card Layout

🧩 Practical CSS3 Example: Responsive Card Layout

Combine multiple CSS3 features to create a responsive card layout that adapts to various screen sizes.

📦 HTML Structure

<div class="card-container">
  <div class="card">Content 1</div>
  <div class="card">Content 2</div>
  <div class="card">Content 3</div>
</div>

🎨 CSS Styling

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.card {
  flex: 1 1 calc(33.33% - 32px);
  background-color: #f4f4f4;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
  .card {
    flex: 1 1 100%;
  }
}

🧠 Features Used

• 🧲 Flexbox for layout and wrapping
• 📱 Media queries for responsive behavior
• 🌫️ Box shadow for depth
• 🟦 Border radius for smooth corners

✅ This layout is visually appealing, mobile-friendly, and easily scalable—perfect for modern, responsive websites.