Create a flexible, wrapped grid of cards with responsive design.

by anoopsuda

HTML

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Left Slider Menu (Overlap)</title>
  <link rel="stylesheet" href="style.css" />
</head>
<body>
  <!-- Hidden checkbox acts as toggle -->
  <input type="checkbox" id="menu-toggle" />

  <!-- Hamburger Icon -->
  <label for="menu-toggle" class="hamburger">☰</label>

  <!-- Sidebar -->
  <aside class="sidebar">
    <ul>
      <li><a href="#">Home</a></li>
      <li><a href="#">About</a></li>
      <li><a href="#">Services</a></li>
      <li><a href="#">Portfolio</a></li>
      <li><a href="#">Contact</a></li>
    </ul>
  </aside>

  <!-- Overlay (click outside to close) -->
  <label for="menu-toggle" class="overlay"></label>

  <!-- Main Page Content -->
  <main class="content">
    <h1>Welcome to My Simple Page</h1>
    <p>This is your main content area. Click the ☰ icon to open the sidebar menu.</p>
  </main>
</body>
</html>

CSS

/* Reset and base styling */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  overflow-x: hidden;
}

/* Hide the checkbox input */
#menu-toggle {
  display: none;
}

/* Hamburger Icon */
.hamburger {
  font-size: 26px;
  cursor: pointer;
  padding: 12px 16px;
  color: #333;
  background: #fff;
  position: fixed;
  top: 15px;
  left: 15px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  z-index: 1001;
  transition: background 0.3s ease;
}

.hamburger:hover {
  background: #eee;
}

/* Sidebar Menu */
.sidebar {
  position: fixed;
  top: 0;
  left: -300px; /* hidden by default */
  width: 300px;
  height: 100vh;
  background-color: #333;
  color: white;
  transition: left 0.3s ease;
  z-index: 1002;
  padding-top: 60px;
  box-shadow: 2px 0 8px rgba(0,0,0,0.3);
}

.sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar li {
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar a {
  display: block;
  color: white;
  text-decoration: none;
  padding: 15px 20px;
  transition: background 0.2s;
}

.sidebar a:hover {
  background: rgba(255,255,255,0.1);
}

/* Overlay when sidebar is open */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 1000;
}

/* Toggle sidebar visibility */
#menu-toggle:checked + .hamburger + .sidebar {
  left: 0;
}

/* Show overlay when sidebar is open */
#menu-toggle:checked ~ .overlay {
  opacity: 1;
  pointer-events: auto;
}

/* Main content area */
.content {
  padding: 80px 20px;
  max-width: 800px;
  margin: auto;
  transition: 0.3s ease;
}

@media (max-width: 600px) {
  .sidebar {
    width: 250px;
  }
}