/* Global styles */
body {
  background-color: #111827;
  color: #ffffff;
  text-align: center; /* Center all text globally, can be overridden */
  margin: 0;
}

header {
  background-color: #1A222D;
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Responsive styles for header and back button */
@media (max-width: 768px) {
  header {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }