body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  color: #fff;
}

.timer-container {
  text-align: center;
  padding: 30px;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: #f7931e;
  font-weight: 400;
}

.timer-display {
  font-size: 25rem;
  font-weight: bold;
  line-height: 1;
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.3s ease;
}

.timer-display.active {
  color: #fff;
}

.timer-controls {
  display: flex;
  justify-content: center;
  gap: 15px;
}

.timer-controls button {
  padding: 12px 25px;
  font-size: 1rem;
  font-weight: bold;
  color: #fff;
  background: linear-gradient(135deg, #f7931e, #ff9f4e);
  border: none;
  border-radius: 25px;
  cursor: pointer;
}

input#timer-duration {
  padding: 10px;
  font-size: 1rem;
  width: 100%;
  max-width: 360px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  outline: none;
}

input#timer-duration::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

/*-------------For phones and small mobile devices section--------------*/

@media screen and (max-width: 767px) {
  .timer-display {
    font-size: 9rem;
    line-height: 1.3;
  }

  input#timer-duration {
    max-width: 240px;
  }
}