html {
  font-size: 22px;
}
body {
  padding: 1rem;
}

.card {
  background-color: dodgerblue;
  color: white;
  padding: 1rem;
  height: 4rem;
}

.cards {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

footer {
  margin: 20px auto 0;
  background-color: #f8f9fa;
  text-align: center;
  padding: 10px 1rem;
  font-size: 1rem;
  color: #333;
  border-top: 1px solid #ddd;
  box-sizing: border-box;
}

footer p {
  margin: 0;
}