style.css

* {
  margin: 0px;
  padding: 0px;
}

body {
  background-image: radial-gradient(circle, #de6262, #ffb88c);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

div {
  border-radius: 50%;
  background-color: lightblue;
  padding: 100px 50px;
  margin: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  max-width: 500px;
  max-height: 500px;
}

div ol {
  padding: 25px;
  display: flex;
  flex-direction: column;
  align-items: left;
}

div ol h1 {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  color: darkred;
}

div ol li {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  color: midnightblue;
  font-size: larger;
  padding: 5px;
  margin-left: 20px;
}

@media only screen and (max-width: 480px) {
  div {
    padding: 40px;
    margin: 15px;
  }
  div ol li,
  h1 {
    font-size: medium;
    margin: 0px;
    padding: 5px;
  }
}