a {
  color: inherit;
}

a:active {
  color: red;
}

header, footer, h1, h2 {
  text-align: center;
}

footer:not(.exclude) {
  border-top: var(--line-width) solid;
}

summary {
  cursor: pointer;
}

blockquote:not(.exclude) {
  padding-left: var(--one-line);
  border-left: var(--line-width) solid;
}

ul, ol {
  padding-left: calc(var(--line-height) * 2rem);
}

:is(body, article, main, figure) > :is(img, video):not(.exclude) {
  max-width: 100%;
}

figure:not(.exclude) {
  text-align: center;
}

figure:not(.exclude) > * + figcaption {
  margin-top: 0;
  font-style: italic;
}

article aside:not(.exclude) {
  border: var(--line-width) solid;
  padding: 0 var(--one-line);
  border-radius: var(--half-line);
}

pre {
  max-width: 100%;
  overflow: auto;
}

hr {
  color: inherit;
  border: 0;
  border-top: var(--line-width) solid;
}