.mdl.page.page-one {
  display: grid;
  grid-template-columns: var(--nn-left-sidebar) minmax(0, 1fr) var(--nn-right-sidebar);
  align-items: stretch;
  width: 100%;
  min-height: 100vh;
  background:
    radial-gradient(circle at 55% 0%, rgba(0, 0, 0, .035), transparent 42vw),
    var(--nn-bg);
}

.mdl.content.content-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 0 var(--nn-content-pad-x);
}