#magazine-flipbook .spinner {
  width: 50px;
  height: 50px;
  border: 5px solid #ddd;
  border-top-color: #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

#magazine-flipbook .loader-text {
  font-size: 16px;
  color: #555;
  font-family: sans-serif;
}

#magazine-flipbook #flipbook {
  width: 100%;
  max-width: 720px;
  height: 480px;
  margin: 0 auto;
  background: white;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  border-radius: 6px;
  overflow: hidden;
}

#magazine-flipbook #controls {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  padding: 10px;
}

#magazine-flipbook #controls button,
#magazine-flipbook #controls input {
  padding: 8px 12px;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
  transition: background 0.2s;
}

#magazine-flipbook #controls button:hover {
  background: #eaeaea;
}

#magazine-flipbook #page-status {
  font-weight: bold;
  align-self: center;
}