#root {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.timer {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.timer-display {
  font-size: 15vw;
  font-family: Menlo;
  text-align: center;
}

.timer-btn {
  text-align: center;
  display: flex;
  flex-direction: row;
  justify-content: space-around;
}

button {
  background-color: #4CAF50; /* Green */
  margin: 1vw;
  padding: 1vw;
  border: none;
  color: white;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 7vw;
  width: 20vw;
}