main {
  height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 120px 1fr 2fr 200px;
  grid-gap: 1em;
}

main > * {
  background-color: lightblue;
  font-size: 30px;
  padding: 10px;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Merriweather Sans', sans-serif;
}