.header {
  background-color: purple;
  color: white;
  margin-bottom: 20px;
  text-align: center;
  padding: 20px;
}

.questions {
  padding: 10px;
  font-size: 1rem;
  text-align: left;
}

.questions p {
  font-size: 1.2rem;
  padding: 5px;
}

.questions label {
  padding: 5px 10px 5px 0;
}

#quiz-btn {
  font-size: 1rem;
  padding: 5px;
  margin: 10px;
  margin-top: 20px;
}

.questions input {
  cursor: pointer;
}

#output p {
  font-size: 20px;
  font-weight: 300;
  margin: 5px;
}

@media only screen and (max-width: 500px) {
  .header {
    font-size: 40px;
  }
}

@media only screen and (min-width: 500px) {
  .header {
    font-size: 60px;
  }
}