*,
*::before,
*::after {
  box-sizing: border-box; }

img {
  max-width: 100%; }

p, address, blockquote, pre, table, dl, ul, ol, figure, fieldset {
  margin-top: 0;
  margin-bottom: 1em; }

html {
  overflow-y: scroll;
  background-color: #fff;
  color: #222;
  font-size: 1.2em;
  font-family: sans-serif;
  line-height: 1.5; }

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  margin-bottom: 0.8rem;
  margin-top: 0; }
  * + h1, * + h2, * + h3, * + h4, * + h5, * + h6 {
    margin-top: 1.5em; }

:link {
  color: #222;
  text-decoration: underline; }
  :link:hover, :link:focus, :link:active {
    color: #20b; }

:visited {
  color: #646464;
  text-decoration: underline; }
  :visited:hover, :visited:focus, :visited:active {
    color: purple; }

*::selection {
  background: #222;
  color: #fff; }

hr {
  border: 0;
  border-bottom: 1px solid silver;
  margin: 1em 0; }

pre, code {
  font-size: 90%;
  font-family: monospace;
  background-color: #f6f6f6; }

code {
  padding: 0 0.25em; }

pre {
  padding: 0.5em;
  overflow: auto;
  border: 1px solid silver; }
  pre code {
    background: none;
    font-size: 100%;
    padding: 0; }

ol, ul {
  padding-left: 1.5rem; }

dt {
  font-weight: bold; }

dd {
  margin-left: 1.5rem; }

blockquote {
  font-style: italic;
  margin-left: 1.5rem;
  margin-right: 0; }

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

tr {
  border-bottom: 1px solid silver; }

td, th {
  text-align: start;
  padding: 0.25em;
  vertical-align: top; }

textarea,
select[multiple] {
  resize: vertical; }

fieldset {
  border: 1px solid silver; }

sub, sup {
  line-height: 0; }

@media print {
  html {
    background: transparent;
    color: #000; }
  h2, h3 {
    page-break-after: avoid; } }

body {
  margin: 2em auto;
  max-width: 37em;
  padding: 0 0.5em; }

html {
  font-size: 2.5vw; }
  @media (min-width: 48em) {
    html {
      font-size: 1.2em; } }
  @media (max-width: 36em) {
    html {
      font-size: 0.9em; } }

h1, h2, h3, h4, h5, h6, legend {
  font-family: serif;
  font-weight: normal; }

.figure {
  margin: 0 1em 1em;
  text-align: center; }

.footnote {
  font-size: smaller; }

pre {
  border-radius: 0.2em; }

.blog {
  margin: 0 0 3em; }

.blog__post {
  margin-bottom: 0.5em; }

.post__meta {
  margin-bottom: 1em; }

.tag {
  font-size: 70%; }
  .tag:before {
    content: "#"; }

.footer {
  font-size: smaller;
  text-align: center; }
  .footer div {
    display: inline-block; }

[property~="jabberID"],
[property~="account"],
[property~="openID"] {
  display: none; }

.header {
  overflow: hidden; }

.header__title {
  font-size: 150%;
  margin: 0;
  font-family: sans-serif;
  font-weight: bold; }
  .header__title a[href], .header__title a[href]:hover, .header__title a[href]:focus {
    color: inherit;
    text-decoration: none; }

@media (min-width: 20em) {
  .header {
    text-align: right; }
  .header__title {
    float: left;
    margin-top: -0.16667em; } }

.player ol {
  list-style: none;
  margin: 1em 0;
  padding: 0;
  width: 100%; }
  .player ol li {
    border-bottom: 1px solid silver; }

.player .track {
  text-decoration: none; }

.player .current::before {
  content: "";
  border-right: 0;
  border-top: 0.35em solid transparent;
  border-bottom: 0.35em solid transparent;
  border-left: 0.5em solid;
  display: inline-block;
  height: 0;
  width: 0;
  margin-right: 0.5em; }

.player audio {
  width: 100%; }

.sourceCode .cf,
.sourceCode .kw {
  font-weight: bold; }

.sourceCode .dv,
.sourceCode .ot {
  opacity: 0.8; }

.sourceCode .bu {
  font-style: italic; }

.l-main {
  margin: 5em 0 4em; }

.footnotes :target {
  background-color: #f6f6f6; }

.cover {
    text-align: center;
    padding: 1.5em;
}

.cover img {
    width: 100%;
}