:root {
  --primary: #e74c3c;
  --background: #f5f6fa;
  --text: #2c3e50;
}

body {
  font-family: Arial, sans-serif;
  background: var(--background);
  color: var(--text);
  text-align: center;
  margin: 0;
  padding: 1rem;
}

.container {
  max-width: 600px;
  margin: auto;
}

.timer-box, .task-section {
  background: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  margin-top: 1rem;
}

.timer {
  font-size: 4rem;
  color: var(--primary);
}

.controls {
  margin-top: 1rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.controls button {
  font-size: 1.5rem;
  padding: 1rem;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  background: var(--primary);
  color: white;
}

/* Stile per il video */
#background-video {
  width: 100%;
  height: auto;
  max-height: 300px;
  object-fit: cover;
  border-radius: 10px;
  margin-top: 20px;
}

@media (max-width: 768px) {
  #background-video {
    max-height: 200px;
  }
}