h2, h3 {
  margin: 0;
  margin-bottom: 1rem;
}
h4, h5, h6 {
  margin: 0;
  margin-bottom: 1rem;
  margin-top: 1rem;
}
ul, ol {
  margin: 0;
  margin-left: 2rem;
  padding: 0;
}
p {
  line-height: 1.4;
  margin: 0;
  margin-left: 1rem;
  margin-right: 1rem;
  padding: 0;
}

.container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
  gap: 0.5rem;
}
.item {
  background: #eee;
  padding: 0.5rem;
}

@media (min-width: 1024px) {
  body {
    margin: auto;
    width: 80rem;
  }
}