main.page-404 {
  min-height: calc(100vh - 200px);
  display: flex;
  align-items: center;
  padding: 80px 0;
}

main.page-404 .container {
  max-width: 1200px;
  margin: 0 auto;
}

main.page-404 .site-error {
  max-width: 640px;
  margin: 0 auto;
  text-align: left;
}