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Notification Bell Dropdown CSS

Add a notification center to your header. This snippet features a bell icon with a red badge, which opens a sleek dropdown list of recent alerts when clicked or hovered.

442

#css

#javascript

#notification

#dropdown

#alert

#bell

#ui

/HTML *CSS ()JS Output Live Updates

.notification-container {
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  position: relative;
  display: inline-block;
  margin: 50px 300px;
}
.bell-icon {
  position: relative;
  cursor: pointer;
  color: #374151;
}
.badge {
  position: absolute;
  top: -8px;
  right: -8px;
  background: #ef4444;
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 10px;
  border: 2px solid #fff;
}
.notif-dropdown {
  display: none;
  position: absolute;
  right: -10px;
  top: 40px;
  width: 320px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  border: 1px solid #f3f4f6;
  z-index: 100;
  overflow: hidden;
  animation: slideDown 0.2s ease;
}
.notif-dropdown.show {
  display: block;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}
.notif-header {
  padding: 15px;
  border-bottom: 1px solid #f3f4f6;
  display: flex;
  justify-content: space-between;
  font-weight: 600;
  font-size: 0.95rem;
}
.notif-header a {
  font-size: 0.8rem;
  color: #3b82f6;
  text-decoration: none;
}
.notif-item {
  display: flex;
  gap: 12px;
  padding: 15px;
  border-bottom: 1px solid #f9fafb;
  transition: background 0.2s;
  cursor: pointer;
}
.notif-item:hover {
  background: #f9fafb;
}
.notif-item.unread {
  background: #eff6ff;
}
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.8rem;
  font-weight: 600;
  flex-shrink: 0;
}
.content p {
  margin: 0 0 4px;
  font-size: 0.9rem;
  color: #374151;
}
.time {
  font-size: 0.75rem;
  color: #9ca3af;
}

<div class="notification-container">
  <div class="bell-icon" onclick="toggleNotifs()">
    <svg viewBox="0 0 24 24" width="28" height="28" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18 8A6 6 0 0 0 6 8c0 7-3 9-3 9h18s-3-2-3-9"></path><path d="M13.73 21a2 2 0 0 1-3.46 0"></path></svg>
    <span class="badge">3</span>
  </div>
  <div class="notif-dropdown" id="notifDropdown">
    <div class="notif-header">Notifications <a href="#">Mark all as read</a></div>
    <div class="notif-item unread">
      <div class="avatar" style="background:#3b82f6">JD</div>
      <div class="content">
        <p><strong>John Doe</strong> commented on your post.</p>
        <span class="time">2 mins ago</span>
      </div>
    </div>
    <div class="notif-item unread">
      <div class="avatar" style="background:#10b981">S</div>
      <div class="content">
        <p><strong>System</strong> update completed successfully.</p>
        <span class="time">1 hour ago</span>
      </div>
    </div>
    <div class="notif-item">
      <div class="avatar" style="background:#ec4899">AL</div>
      <div class="content">
        <p><strong>Alice</strong> liked your photo.</p>
        <span class="time">5 hours ago</span>
      </div>
    </div>
  </div>
</div>

Notification Bell Dropdown CSS

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