body {
  font-family: 'Helvetica', sans-serif;
  background-color: #121212; /* Darker background */
  color: #e0e0e0; /* Slightly muted white */
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

.container {
  text-align: center;
}

#headerGif {
  max-width: 500px;
  max-height: 500px;
  height: auto; /* Maintain aspect ratio */
}

h1 {
  color: #b0b0b0; /* Lighter grey for header */
}

#countdown {
  font-size: 4rem;
  font-weight: bold;
  color: #ffffff; /* Pure white countdown text */
}

button {
  margin-top: 20px;
  padding: 12px 24px;
  font-size: 1.1rem;
  background-color: #202020;
  color: #e0e0e0;
  border: 2px solid #505050;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #505050; /* Hover effect for button */
}

.flash {
  animation: flash 1s ease-in-out;
}

@keyframes flash {
  0% { color: #ffffff; }
  100% { color: #e0e0e0; }
}