body {
  margin: 0;
  padding: 0;
  font-family: 'Montserrat', sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

header {
  display: grid;
  grid-template-columns: 1fr 4fr 1fr;
  align-items: center;
  justify-items: center;
  margin-top: 2em;
  margin-bottom: 2em;
}

.header__title {
  font-weight: 900;
  font-size: 2.4em;
  text-align: center;
  letter-spacing: -0.41px;
  color: #444444;
}

header img {
  width: 100%;
  height: 100%;
  max-height: 6em;
  max-width: 6em;
}

main {
  margin-left: 1em;
  margin-right: 1em;
}

@media (max-width: 540px) {
  body {
    font-size: 14px;
  }

  .header__title {
    font-size: 1.4em;
    grid-column: 2;
    grid-row: 1;
  }

  header img {
    width: 3em;
    height: 3em;
  }

  header > a {
    grid-column: 1;
    grid-row: 1;
  }
}