body {
  font-family: sans-serif;
  background: #f2f2f2;
  padding: 2em;
}
.container {
  max-width: 600px;
  margin: auto;
  background: white;
  padding: 2em;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}
h1 {
  margin-bottom: 0.5em;
}
ul {
  padding-left: 1.5em;
}
li {
  margin: 1em 0;
}
a {
  text-decoration: none;
  color: #0070f3;
}
a:hover {
  text-decoration: underline;
}