Notification Badge CSS (Code Snippet)

<button class="notif-btn" aria-label="Notifications">
  <span class="icon">&#128276;</span>
  <span class="badge">3</span>
</button>

.notif-btn {
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  position: relative;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  width: 50px;
  height: 50px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.notif-btn:hover {
  background: #f9fafb;
}
.icon {
  font-size: 1.5rem;
}
.badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: #ef4444;
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  min-width: 20px;
  height: 20px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #fff;
  padding: 0 4px;
}

Notification Badge CSS

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