/**
 * Custom light theme for Manim presentation with reveal.js.
 *
 * Made with <3 by Benjamin Hackl, https://benjamin-hackl.at
 */

 @import url('https://fonts.googleapis.com/css2?family=Rubik&family=Poppins&display=swap');

/* utility */

.flex-row {
  display: flex;
  flex-direction: row;
  justify-content: space-evenly;
  align-items: center;
}

.flex-column {
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
}

.co {
  color: var(--custom-emph);
}

/*********************************************
 * GLOBAL STYLES
 *********************************************/
:root {
  --custom-emph: #525893;

  /* --background-color: #ece6e2; */
  --background-color: #ffffff;
  /* --main-font: Source Sans Pro, Helvetica, sans-serif; */
  --main-font: Gill Sans, Helvetica, sans-serif;
  --main-font-size: 34px;
  --main-color: #222;
  --block-margin: 20px;
  --heading-margin: 0 0 20px 0;
  --heading-font: 'Calibri', cursive;
  --heading-color: #222;
  --heading-line-height: 1.2;
  --heading-letter-spacing: normal;
  --heading-text-transform: uppercase;
  --heading-text-shadow: none;
  --heading-font-weight: 600;
  --heading1-text-shadow: none;
  --heading1-size: 2.5em;
  --heading2-size: 1.6em;
  --heading3-size: 1.3em;
  --heading4-size: 1em;
  --code-font: monospace;
  --link-color: #2a76dd;
  --link-color-hover: #6ca0e8;
  --selection-background-color: #98bdef;
  --selection-color: #fff; }

.reveal-viewport {
  background: var(--background-color);
  background-color: var(--background-color); }

.reveal {
  font-family: var(--main-font);
  font-size: var(--main-font-size);
  font-weight: normal;
  color: #222; }

.reveal ::selection {
  color: #fff;
  background: #98bdef;
  text-shadow: none; }

.reveal ::-moz-selection {
  color: #fff;
  background: #98bdef;
  text-shadow: none; }

.reveal .slides section,
.reveal .slides section > section {
  line-height: 1.3;
  font-weight: inherit; }

/*********************************************
 * HEADERS
 *********************************************/
.reveal h1,
.reveal h2,
.reveal h3,
.reveal h4,
.reveal h5,
.reveal h6 {
  margin: 0 0 20px 0;
  color: #222;
  font-family: var(--heading-font);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: normal;
  text-shadow: none;
  word-wrap: break-word; }

.reveal h1 {
  font-size: 2.5em; }

.reveal h2 {
  font-size: 1.6em; }

.reveal h3 {
  font-size: 1.3em; }

.reveal h4 {
  font-size: 1em; }

.reveal h1 {
  text-shadow: none; }

/*********************************************
 * OTHER
 *********************************************/
.reveal p {
  margin: 20px 0;
  line-height: 1.3; }

.reveal bem {
  font-weight: 600;
  color: var(--custom-emph);
}

.titleslide .header-left {
  display: none;
}

.reveal .header-left {
  position: absolute;
  left: 1em;
  top: 1em;
  font-size: 0.5em;
  z-index: 100;
}

.reveal .header-right {
  position: absolute;
  right: 1em;
  top: 1em;
  font-size: 0.5em;
  z-index: 100;
}

.reveal .footer-left {
  position: absolute;
  left: 1em;
  bottom: 0;
  font-size: 0.5em;
  z-index: 100;
}

.reveal .block {
  border: 5px solid var(--custom-emph);
  border-radius: 10px;
  background-color:rgba(0, 0, 0, 0.05);
  padding: 0.25em;
  text-align: left;
  box-shadow: 3px 3px 4px rgba(0, 0, 0, 0.5);
}

.reveal .highlight-manim {
  color: var(--custom-emph);
}

/* Remove trailing margins after titles */
.reveal h1:last-child,
.reveal h2:last-child,
.reveal h3:last-child,
.reveal h4:last-child,
.reveal h5:last-child,
.reveal h6:last-child {
  margin-bottom: 0; }

/* Ensure certain elements are never larger than the slide itself */
.reveal img,
.reveal video,
.reveal iframe {
  max-width: 95%;
  max-height: 95%; }

.reveal strong,
.reveal b {
  font-weight: bold; }

.reveal em {
  font-style: italic; }

.reveal ol,
.reveal dl,
.reveal ul {
  display: inline-block;
  text-align: left;
  margin: 0 0 0 1em; }

.reveal ol > li {
  margin: 0 0 0.25em 0;
}

.reveal ol {
  list-style-type: decimal; }

.reveal ul {
  margin: 0.25em 0;
  padding: 0 1em;
  list-style: none;
}

.reveal ul > li::before {
  content: "";
  border-color: transparent var(--custom-emph);
  border-style: solid;
  border-width: 0.25em 0 0.25em 0.45em;
  display: block;
  height: 0;
  width: 0;
  left: -1em;
  top: 0.9em;
  position: relative;
}

.reveal ul ul,
.reveal ul ol,
.reveal ol ol,
.reveal ol ul {
  display: block;
  margin-left: 40px; }

.reveal dt {
  font-weight: bold; }

.reveal dd {
  margin-left: 40px; }

.reveal blockquote {
  display: block;
  position: relative;
  width: 70%;
  margin: 20px auto;
  padding: 5px;
  font-style: italic;
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0px 0px 2px rgba(0, 0, 0, 0.2); }

.reveal blockquote p:first-child,
.reveal blockquote p:last-child {
  display: inline-block; }

.reveal q {
  font-style: italic; }

.reveal pre {
  display: block;
  position: relative;
  width: 100%;
  margin: 20px auto;
  text-align: left;
  font-size: 0.55em;
  font-family: monospace;
  line-height: 1.2em;
  word-wrap: break-word;
  box-shadow: 0px 5px 15px rgba(0, 0, 0, 0.15); }

.reveal code {
  font-family: monospace;
  text-transform: none;
  tab-size: 2; }

.reveal pre code {
  display: block;
  padding: 5px;
  overflow: auto;
  max-height: 400px;
  word-wrap: normal; }

.reveal table {
  margin: auto;
  border-collapse: collapse;
  border-spacing: 0; }

.reveal table th {
  font-weight: bold; }

.reveal table th,
.reveal table td {
  text-align: left;
  padding: 0.2em 0.5em 0.2em 0.5em;
  border-bottom: 1px solid; }

.reveal table th[align="center"],
.reveal table td[align="center"] {
  text-align: center; }

.reveal table th[align="right"],
.reveal table td[align="right"] {
  text-align: right; }

.reveal table tbody tr:last-child th,
.reveal table tbody tr:last-child td {
  border-bottom: none; }

.reveal sup {
  vertical-align: super;
  font-size: smaller; }

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

.reveal small {
  display: inline-block;
  font-size: 0.6em;
  line-height: 1.2em;
  vertical-align: top; }

.reveal small * {
  vertical-align: top; }

.reveal img {
  margin: 20px 0; }

/*********************************************
 * LINKS
 *********************************************/
.reveal a {
  color: #2a76dd;
  text-decoration: none;
  transition: color .15s ease; }

.reveal a:hover {
  color: #6ca0e8;
  text-shadow: none;
  border: none; }

.reveal .roll span:after {
  color: #fff;
  background: #1a53a1; }

/*********************************************
 * Frame helper
 *********************************************/
.reveal .r-frame {
  border: 4px solid #222;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.15); }

.reveal a .r-frame {
  transition: all .15s linear; }

.reveal a:hover .r-frame {
  border-color: #2a76dd;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.55); }

/*********************************************
 * NAVIGATION CONTROLS
 *********************************************/
.reveal .controls {
  color: #2a76dd; }

/*********************************************
 * PROGRESS BAR
 *********************************************/
.reveal .progress {
  background: rgba(0, 0, 0, 0.2);
  color: #2a76dd; }

/*********************************************
 * PRINT BACKGROUND
 *********************************************/
@media print {
  .backgrounds {
    background-color: #fff; } }