:root{

  /* dark theme */
  --color-bg: #000;
  --color-container: #000;
  --color-primary: #cc3636;
  --color-secondary: #ffc6c6;
  --color-text: #fff;

  /* light theme */
  /*--color-bg: #cc3636;*/
  /*--color-container: #fff;*/
  /*--color-primary: #cc3636;*/
  /*--color-secondary: #ffc6c6;*/
  /*--color-text: #000;*/
  
  /* other colors */
  --navigation-background: var(--color-primary);
  --navigation-text: var(--color-container);
  --navigation-hover-bg-color: var(--color-container);
  --navigation-hover-text-color: var(--color-text);
  --color-links: var(--color-primary);
  --color-links-hover: #ffc6c6;
  
  /* utils */
  --radius: 3px;
  --floating-buttons-radius: 50%;
  --light-switch-icon: "◐";
  --dark-switch-icon: "◑";
  --switch-icon: var(--light-switch-icon);

}

body {
  height: 100%;
  margin: 0;
  padding: 0px;
  font: 1.1em/1.62 sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
}

.container {
  max-width: 50em;
  margin: auto;
  padding: 15px;
  background-color: var(--color-container);
  color: var(--color-text);
  border-radius: var(--radius);
}

.theme-wrapper {
  margin: 0px;
  padding: 10px;
  font: 1.1em/1.62 sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
}

header {
  display: block;
  margin-left: auto;
  margin-right: auto;
  padding-bottom: 20px;
  width: 100px;
}

.logo {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 100px;
  border-radius: 50%;
  border: none;
}

nav {
  background-color: var(--navigation-background);
  overflow: hidden;
  display: block;
  border-radius: var(--radius);
}

nav ul {
  display: flex;
  padding: 0;
  margin: 0;
  list-style-type: none;
  justify-content: space-evenly;
}

nav li a {
  float: left;
  display: block;
  color: var(--navigation-text);
  text-align: center;
  padding: 5px;
  text-decoration: none;
  font-weight: bold;
}

nav a:hover {
  background-color: var(--navigation-hover-bg-color);
  color: var(--navigation-hover-text-color);
  text-decoration: none;
}

main {
  padding: 8px;
  order: 2;
}

article {
  order: 2;
}

a {
  color: var(--color-links);
  text-decoration: none;
}

a:hover {
    color: var(--color-links-hover);
}

p {
  word-wrap: break-word;
}

hr {
  color: var(--color-primary);
}

#flex {
  display: flex;
}

aside {
  width: 700px;
  padding-right: 20px;
  font-size: smaller;
  order: 1;
}

footer {
  background-color: var(--navigation-background);
  overflow: hidden;
  display: block;
  border-radius: var(--radius);
  margin-top: 10px;
}

footer ul {
  display: flex;
  padding: 0;
  margin: 0;
  list-style-type: none;
  justify-content: space-evenly;
}

footer li a {
  float: left;
  display: block;
  color: var(--navigation-text);
  text-align: center;
  padding: 5px;
  text-decoration: none;
  font-weight: bold;
}

footer a:hover {
  background-color: var(--navigation-hover-bg-color);
  color: var(--navigation-hover-text-color);
  text-decoration: none;
}

img {
  width: 100%;
  height: auto;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius);
}

pre {
  overflow: scroll;
  padding: 0.7rem;
  border: 1px solid var(--color-primary);
  background: var(--color-container);
  border-radius: var(--radius);
}

code {
  font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
  font-size: 0.85em;
  background-color: transparent;
  white-space: pre-wrap;
  word-break: break-all;
}

.box {
  border: 1px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 1px;
  padding-left: 10px;
  padding-right: 10px;
}

.box ul {
  padding-left: 10px;
}

.up {
  position: fixed;
  bottom: 100px;
  right: 50px;
  cursor: pointer;
  background-color: var(--color-primary);
  text-decoration: none;
  color: var(--color-container );
  border-radius: var(--floating-buttons-radius);
  padding-left: 6px;
  padding-right: 6px;
  /*width: 10px;*/
  /*height: auto;*/
  text-align: center;
  display: inline-block;
  box-shadow: 1px 2px 3px 1px #0000007a;
}

#theme-switch:checked ~ * {
  /* light theme */
  --color-bg: #cc3636;
  --color-container: #fff;
  --color-primary: #cc3636;
  --color-secondary: #ffc6c6;
  --color-text: #000;
  --navigation-text: var(--color-container);

  --switch-icon: var(--dark-switch-icon);
}

#theme-switch {
  display: none;
}

#theme-switch-label::before {
  content: var(--switch-icon);
  position: fixed;
  bottom: 50px;
  right: 50px;
  cursor: pointer;
  background-color: var(--color-primary);
  text-decoration: none;
  color: var(--color-container );
  border-radius: var(--floating-buttons-radius);
  padding-left: 6px;
  padding-right: 6px;
  /*width: 10px;*/
  /*height: auto;*/
  text-align: center;
  display: inline-block;
  box-shadow: 1px 2px 3px 1px #0000007a;
}

.page-title {
  margin-top: 10px;
  margin-bottom: 5px;
  font-size: 2em;
}

.meta {
  display: flex;
  flex-wrap: nowrap;
  font-size: smaller;
}

.meta p {
  margin-right: 10px;
  text-align: center;
}

.date {
  font-weight: bolder;
  width: fit-content;
  padding: 1px;
  padding-left: 10px;
  padding-right: 10px;
  background: var(--color-primary);
  color: var(--color-container);
  border-radius: var(--radius);
}

.download {
  background-color: var(--color-container);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 1px;
  padding-left: 10px;
  padding-right: 10px;
  display: inline-block;
}

.download:hover {
  background-color: var(--color-primary);
  color: var(--color-container);
  font-weight: bolder;
}

.toc {
  margin-left: 10px;
  padding-left: 10px;
  border-left: 2px solid var(--color-primary);
}

.toc h3 {
  margin-bottom: 5px;
}

.toc ul {
  margin-top: 0px;
  padding-left: 30px;
}

#flex {
  display: flex;
}

@media only screen and (max-width: 900px) {
  nav ul {
    flex-wrap: wrap;
  }

  nav li a {
    font: 0.76em sans-serif;
    font-weight: bolder;
  }

  #flex {
    flex-wrap: wrap;
  }

  main {
    order: 1;
  }

  aside {
    width: 100%;
    order: 2;
    padding: 0px;
  }

  pre code {
    word-wrap: break-word;
  }
}

@media print {
  header, nav, footer, .up, .meta, .toc, #theme-switch-label {
    display: none;
  }

  main {
    text-align: justify;
  }
 
  pre code {
    white-space: pre-wrap !important;
  }
}