:root {
  color-scheme: light;
}

body {
  margin: 0;
  background: #f4f6f8;
  color: #263445;
  font: 16px/1.7 system-ui, sans-serif;
}

main {
  max-width: 760px;
  margin: 60px auto;
  padding: 0 24px;
}

header {
  padding-bottom: 20px;
  border-bottom: 1px solid #d7dce2;
}

h1 {
  font-size: 32px;
  margin-bottom: 4px;
}

article {
  margin-top: 32px;
}

h2 {
  font-size: 21px;
}

footer {
  margin-top: 60px;
  color: #697586;
  font-size: 14px;
}