.container {
  width: min(980px, 100%);
  margin-inline: auto;
  padding: 1rem;
}

.page-header, .page-footer {
  border-bottom: 1px solid #e9e9e9;
}
.page-header .brand { font-weight: 650; padding: 1rem 0; }
.page-footer { border-top: 1px solid #e9e9e9; border-bottom: 0; }
.page-footer .container { padding: 1rem; }