*{
  margin: 0;
  padding: o;
  box-sizing: border-box;
}
body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  background-color: #1e1e1e;
  color: #ffffff;
  font-family:'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

.clock {
  background-color: #333333;
  border-radius: 15px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
  padding: 20px 40px;
  text-align: center;
}

#time {
  font-size: 6rem;
  letter-spacing: 2px;
  margin-bottom: 10px;
  color: #00ff00;
  text-shadow: 0 0 10px #00ff00;
}

#date {
  font-size: 2rem;
  color: #ffffff;
  text-shadow: 0 0 5px #ffffff;
}