body {
  margin: 0;
  padding: 0;
  transition: background-color 0.3s, color 0.3s;
}

#clock {
  font-family: "Courier New", Courier, monospace;
  font-size: 175px;
  width: 100%;
  margin-top: 150px;
  text-align: center;
}

#date {
  text-align: center;
  font-size: 40px;
  font-family: "Courier New", Courier, monospace;
  margin-top: 30px;
  color: inherit; /* Adapts with light/dark */
}

.dark {
  background-color: black;
  color: white;
}

.light {
  background-color: white;
  color: black;
}

#mode {
  cursor: pointer;
}