style.css

@import url('https://fonts.googleapis.com/css2?family=Poppins&display=swap');

*{
  box-sizing: border-box;
}

body {
  font-family: "Poppins",sans-serif;
  background-color: #f3e6e8;
  background-image: linear-gradient(315deg, #f3e6e8 0%, #d5d0e5 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}

h2 {
  margin: 0;
  font-size: 1.7;
  padding: 1.5rem;
  text-align: center;
}

.quiz-container {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 0 10px 5px rgba(0, 0, 0, 0.2);
  width: 35rem;
  max-width: 100%;
}
.quiz-header{
  padding: 4rem;
}

ul {
  list-style-type: none;
  padding: 0;
}

a {
  text-decoration: none;
  font-size: 1.5rem;
  color: #fff;
}

ul li {
  font-size: 1.3rem;
  margin: 1rem 0;
}

ul li label {
  cursor: pointer;

}

button {
  background: #495C83;
  color: #fff;
  font-family: inherit;
  font-size: 1.5rem;
  display: block;
  width: 100%;
  padding: 1.5rem;
  border: none;
  cursor: pointer;
  border-radius: 0 0 8px 8px;
}

button:hover {
  font-size: 1.4rem;
  background: #3d5586 ;
}
@media (min-width:320px)  { 

  body {

    margin: 5px;
  }
  .quiz-container {
    max-width: 80%;
    max-height: 100vh;
  }
  h2 {
    margin:0;
    font-size: 1.7;
    padding: 0rem;
  }
 }