/* http://meyerweb.com/eric/tools/css/reset/ 
   v2.0 | 20110126
   License: none (public domain)
*/
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline; }

/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
  display: block; }

body {
  line-height: 1; }

ol, ul {
  list-style: none; }

blockquote, q {
  quotes: none; }

blockquote:before, blockquote:after,
q:before, q:after {
  content: '';
  content: none; }

table {
  border-collapse: collapse;
  border-spacing: 0; }

html {
  background-color: #efe;
  font-size: 16px; }

body {
  max-width: 800px;
  width: calc(100vw - 1em);
  margin: 0 auto;
  overflow-y: scroll;
  background-color: #fff;
  min-height: 100vh; }

header.pagetop {
  margin: 1ex 0; }
  header.pagetop p {
    text-align: center; }

nav.pagenav {
  position: sticky;
  top: 1ex;
  background: white;
  border: 1px solid black;
  margin: 1ex 0; }
  nav.pagenav ul {
    display: block;
    list-style: none;
    margin: 0; }
  nav.pagenav ul li {
    display: inline-block;
    margin: 1ex 0;
    padding: 0 0.5em; }

main {
  margin: 2ex 0;
  padding: 0 3px; }
  main article {
    margin: 1ex 0; }
  main h1, main h2, main h3, main p {
    margin-block-start: 1ex;
    margin-block-end: 1ex; }
  main p {
    text-indent: 1em; }
  main ul {
    list-style: disc;
    padding-inline-start: 2em; }
  main article.corridor {
    border-top: 1px solid black;
    padding-top: 1ex;
    margin-top: 1ex; }

footer.sitemap > ul {
  display: block;
  margin: 0 auto; }

footer.sitemap {
  border-top: 1px solid #ccc;
  margin: 5ex 1ex 0 1ex; }
  footer.sitemap ul li.category {
    margin: 0;
    padding: 1ex;
    vertical-align: top;
    display: inline-block; }
    footer.sitemap ul li.category ul {
      list-style: none; }

sub {
  vertical-align: sub;
  font-size: smaller; }

sup {
  vertical-align: sup;
  font-size: smaller; }