style.css

body {
  font-family: 'Raleway', sans-serif;
  color: #333;
  padding: 0;
  margin: 0;
  width: 2000px;
}
h1,h2,h3 { margin:0; padding:0; font-size:inherit; }
a { text-decoration:none; color:inherit; }
a:hover { text-decoration:underline; }
header {
  color: #eee;
  /*position: fixed;*/
  width: 100%;
  box-sizing: border-box;
  top: 0;
  z-index: 1;
}
header a {
  color: #eee;
  text-decoration: underline;
}
header.global {
  position:sticky;
  position: -webkit-sticky;
  z-index: 10;
}
body > header > * {
  position: absolute;
}
#credits {
  right: 20px;
  top: 2px;
  font-size: 12px;
}
#subheading {
  font-size: 10px;
  top: 29px;
  left: 54px;
}
label[for=flagged] {
  cursor: pointer;
  right: 200px;
  font-size: 12px;
  top: 2px;
}
label[for=flagged],
label[for=showInfoCode],
#credits {
  z-index: 101;
  position: fixed;
  color: #eee;
}
#more {
  left: 350px;
  top: 14px;
}
#more img {
  height: 14px;
  margin-right: 6px;
  background-color: #ccc;
  border-radius: 3px;
  padding: 1px;
}
#more a {
  vertical-align: top;
  font-size: 14px;
}
#node-compat-logo {
  display: block;
  top: 6px;
  left: 10px;
}
#node-compat-logo img {
  display: block;
  height: 34px;
}

.headings {
  top: 16px;
  left: 484px;
  position: absolute;
}
body.scrolled .headings {
  position: fixed;
  top: -2px;
}
.version sup {
  color: gold;
  position: absolute;
  top: -15px;
  left: 0;
  width: 100%;
}

#flagged {
  position: fixed;
  z-index: 101;
  top: 0;
  right: 340px;
}
#flagged:checked ~ article .flagged,
#flagged:checked ~ header .flagged { display:block; }
#flagged ~ article .flagged,
#flagged ~ header .flagged { display:none; }
#flagged:checked ~ article .unflagged,
#flagged:checked ~ header .unflagged { display:none; }
#flagged ~ article .unflagged,
#flagged ~ header .unflagged { display:block; }

#showInfoCode {
  position: fixed;
  z-index: 101;
  top: 0;
  right: 510px;
}

label[for=showInfoCode] {
  cursor: pointer;
  right: 390px;
  font-size: 12px;
  top: 2px;
}

#showInfoCode:checked ~ article .info {
  display: none;
}

#showInfoCode:checked ~ article tr.codeExample {
  display: table-row;
  position: relative;
}

#showInfoCode:checked ~ article tr.codeExample .fn {
  position: relative;
  display: block;
  z-index: initial;
  margin-left: 0px;
}

article {
  position: relative;
}
article > header {
  background-color: #454545;
  position: sticky;
  position: -webkit-sticky;
  height: 44px;
}
article.fixed header {
  position: sticky;
  position: -webkit-sticky;
  top: 0;
}
article > header.previous {
  position: absolute;
  top: 100%;
}
article > header > h1 {
  margin: 4px 0 0 54px;
  font-weight: normal;
  font-size: 1.5em;
  font-family: monospace;
  display: inline-block;
}
article > header > h1 a {
  text-decoration: none;
}
article > header > h1 a:hover {
  text-decoration: underline;
  cursor: pointer;
}
.category {
  background-color: #efefef;
  padding: 3px;
  margin: 2px 0;
  color: #191970;
  text-indent: 10px;
  text-align: left;
  font-size: 22px;
}
.feature {
  width: 480px;
  min-width: 480px;
}
.result,.version {
  color: white;
  text-align: center;
  font-size: 12px;
  width: 65px;
  min-width: 65px;
}
.version {
  cursor: pointer;
  font-size: 16px;
  padding: 3px 0;
  color: white;
  position: relative;
  vertical-align: top;
  line-height: 16px;
  background-color: #5b5bef;
}
.details {
  padding: 6px;
  display: none;
  position: absolute;
  top: 110%;
  right: 0;
  font-weight: normal;
  background-color: #454545;
  color: #ccc;
  width: 240px;
  border-radius: 9px;
}
.details td {
  min-width: 80px;
}
.version:hover .details {
  display: block;
}
.result {
  line-height: 21px;
  padding: 0;
}
sub {
  display: block;
  font-size: 9px;
  font-weight: normal;
  bottom: -3px;
  font-family: serif;
  line-height: 8px;
  margin-top: 3px;
}
.sub {
  text-indent: 10px;
  font-weight: bold;
  color: #191970;
  border-bottom: solid 1px;
  padding-top: 10px;
}
.subsub {
  text-indent: 10px;
  color: #666
}

.Yes.flagged.required:before {
  content: '⚐';
  position: absolute;
  margin-left: 26px;
  color: #666;
}
.Yes.flagged.required {
  background-color: gold;
  color: #666;
}
.Yes {
  background-color: #026e00;
}
.No {
  background-color: red;
}
.Error {
  background-color: #dd0000;
}

.fn {
  font-family: monospace;
  text-indent: 0;
  background-color: #454545;
  border-radius: 6px;
  padding: 6px;
  position: absolute;
  display: none;
  margin-left: 8px;
  text-align: left;
  color: #eee;
  z-index: 99;
}
.code {
  white-space: pre;
  margin: 0 15px;
}
.info {
  border-radius: 9px;
  background-color: #eee;
  color: #666;
  float: right;
  text-align: center;
  font-size: 12px;
  width: 18px;
  height: 18px;
  text-indent: 0;
  line-height: 18px;
  cursor: pointer;
}
.info:hover .fn {
  display: inline-block;
}

table.results {
  margin-bottom: 20px;
}
.hash {
  position: absolute;
  margin-top: -46px;
}
.anchor {
  margin-right: 5px;
  font-size: 90%;
  visibility: hidden;
}
tr:hover > td > .anchor {
  visibility: visible;
}