:root {
  color-scheme: light dark;
  --background-color: white;
  --color: black;
  --code-background-color: #f6f6f6;
  --code-color: var(--color);
  --code-comment-color: #555;
  --bold: 700;
}

html, body {
  font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;
  background-color: var(--background-color);
  color: var(--color);
}

body {
  margin: 8px;
}

header > * {
  display: inline-block;
}

header > h1 {
  margin-right: 1em;
  font-size: 1.3em;
}

nav ul {
  list-style: none;
  padding: 0;
}

nav li {
  display: inline-block;
  margin: 0 0.5em;
}

header, article,footer, body, p > img /*, h1, h2, h3, h4, p, table, hr, ul, ol, pre.highlight > code, div, body > figure, body > img*/ {
  box-sizing: border-box;
  max-width: 650px;
}

div.highlight {
  font-size: 10pt;
  box-sizing: initial;
  max-width: initial;
  background-color: var(--code-background-color);
}

h1, h2, h3, h4 {
  line-height: 1.2em;
}

h1, h2, h3, h4, h5, h6, strong {
  font-weight: var(--bold);
}

h1 > a,
h2 > a,
h3 > a,
h4 > a,
h5 > a,
h6 > a {
  display: none;
}

h1:hover > a,
h2:hover > a,
h3:hover > a,
h4:hover > a,
h5:hover > a,
h6:hover > a {
  display: inline;
}

p, table, hr, ul, ol {
  line-height: 1.618em;
  hyphens: auto;
}

ul, ol {
  padding-left: 2em;
}

hr {
  margin-left: 0;
  border-bottom: none;
  border-color: #AAA;
}


td {
  padding: 3px;
}

time.post-publication {
  text-align: right;
  display: block;
}

blockquote {
 border-left: 3px solid #eee;
 padding-left: 10px;
 font-style: italic;
 margin-left: 20px;
 color: #555;
 max-width: 620px; /* 650 (width) - 20 (margin) - 10 (padding) */
}

code {
  font-family: Consolas, "Liberation Mono", Menlo, Courier, monospace !important;
}

ul code,
p code {
  background-color: var(--code-background-color);
  font-size: 0.94em;
  padding: 0 3px;
}

pre {
  white-space: pre-wrap;
}

div.highlight {
  padding: 20px 8px;
  margin-right: -8px;
  margin-left: -8px;
}

pre.highlight {
  margin: 0;
}

.post-contact {
  font-style: italic;
}

figure {
  margin-left: 0;
  margin-right: 0;
}

figure img {
  width: 100%;
}

figure > figcaption {
  text-align: center;
}

@media (min-width: 678px) {
}

/*
 *     8px body margin 
 * +  40px body padding
 * + 650px content width
 * +  20px code example margin
 * = 718px
 */
@media (min-width: 660px) {
  body {
    margin: 8px auto;
  }

  div.highlight {
    white-space: pre;
    width: 650px;
    padding: 20px;
    margin-left: -20px;
    margin-right: -20px;
    border-radius: 10px;
  }
}

@media screen and (prefers-color-scheme: dark) {
  :root {
    --background-color: #121212;
    --color: #c0c0c0;
    --code-background-color: #252525;
    --code-comment-color: #999;
    --bold: 500;
  }

  /*
  html,body {
    font-weight: 350;
    text-rendering: optimizeLegibility;
  }
  */

  a[href] {
    color: #518BD1;
  }

  a:visited {
    color: #8240C1;
  }

  blockquote {
   border-left: 3px solid #555;
   color: #aaa;
  }

  img {
    filter: brightness(.9) contrast(1.2);
  }
}