style.css

body {
  font-family: "Roboto", sans-serif;
}

.flash {
  animation: flashAnimation 0.25s ease;
}

@keyframes flashAnimation {
  0% {
    background-color: #3b82f6;
  }
  50% {
    background-color: #ffffff;
  }
  100% {
    background-color: #3b82f6;
  }
}

#checkoutButton {
  /* Default styles */
  width: 100%;
  padding: 0.5rem 0;
  border: none;
  border-radius: 0.25rem;
  background-color: #4a5568; /* Slate-700 */
  color: #ffffff; /* White */
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  text-transform: uppercase;
  cursor: pointer;
  outline: none;
  transition: background-color 0.3s ease;

  &:hover {
    background-color: #2d3748; /* Slate-800 */
  }
  &:disabled {
    background-color: #cbd5e0; /* Gray-300 */
    color: #a0aec0; /* Gray-500 */
    cursor: not-allowed;
  }
}