body {
  font-family: sans-serif;
  padding: 2rem;
  max-width: 800px;
  margin: auto;
}
input {
  padding: 0.5rem;
  font-size: 1rem;
  width: 100%;
  margin-bottom: 1rem;
}
ul {
  list-style: none;
  padding-left: 0;
}
li {
  margin-bottom: 1rem;
}