A version of the Beamer theme Metropolis for reveal.js

metropolis.css

/**
 * A simple theme for reveal.js presentations, derived from serif.css 
 * It's in the spirit of the Metropolis theme for beamer https://github.com/matze/mtheme
 *
 * This theme is Copyright (C) 2016 Vince Hodges, http://sourdoughlabs.com - it is MIT licensed.
 */

@import url('https://fonts.googleapis.com/css?family=Fira+Sans');

.reveal a {
    line-height: 1.3em; }

/*********************************************
 * GLOBAL STYLES
 *********************************************/
body {
    background: #f1f1f1;
    background-color: #f1f1f1; }

body.dark {
    background: #33474b;
    background-color: #33474b; }
    
body.dark .reveal {
    color:#f1f1f1;
}

body.dark .reveal h1,
body.dark .reveal h2,
body.dark .reveal h3,
body.dark .reveal h4,
body.dark .reveal h5,
body.dark .reveal h6 {
    color:#f1f1f1;
}

.reveal {
    font-family: "Fira Sans";
    font-size: 32px;
    font-weight: normal;
    color: #33474b; }

::selection {
    color: #fff;
    background: #26351C;
    text-shadow: none; }

.reveal .slides {
    text-align:left;
}

.reveal .slides > section,
.reveal .slides > section > section {
    line-height: 1.2;
    font-weight: inherit; }

/*********************************************
 * HEADERS
 *********************************************/
.reveal h1,
.reveal h2,
.reveal h3,
.reveal h4,
.reveal h5,
.reveal h6 {
    margin: 0 0 20px 0;
    color: #33474b;
    font-family: "Fira Sans";
    font-weight: normal;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    text-shadow: none;
    word-wrap: break-word; }

.reveal h1 {
    font-size: 1.77em; }

.reveal h2 {
    font-size: 1.30em; }

.reveal h3 {
    font-size: .95em; }

.reveal h4 {
    font-size: .75em; }

.reveal h1 {
    text-shadow: none; }

h1.subtitle {
    font-size: 1em;
    padding-bottom:15px;
    border-bottom: 2px solid #EB811B;
}

h2.author, h3.date {
    font-size: .6em;
}

h1.title {
    font-variant: small-caps;
}

.level2 h1 {
    font-size:1.57em;
    font-variant: small-caps;
    text-transform: lowercase;
}

.titleslide h1 {
    font-variant: small-caps;
    font-size:1.67em;
    margin-left:25px;
    margin-right:25px;
    padding-bottom: 10px;
    border-bottom: 2px solid #EB811B;
}


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

/* 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 {
    list-style-type: decimal; }

.reveal ul {
    list-style-type: disc; }

.reveal ul ul {
    list-style-type: square; }

.reveal ul ul ul {
    list-style-type: circle; }

.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 q,
.reveal blockquote {
    quotes: none; }

.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: 90%;
    margin: 20px auto;
    text-align: left;
    font-size: 0.55em;
    font-family: monospace;
    line-height: 1.2em;
    word-wrap: break-word;
    box-shadow: 0px 0px 6px rgba(0, 0, 0, 0.3); }

.reveal code {
    font-family: monospace; }

.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 tr:last-child td {
    border-bottom: none; }

.reveal sup {
    vertical-align: super; }

.reveal sub {
    vertical-align: sub; }

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

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

/*********************************************
 * LINKS
 *********************************************/
.reveal a {
    color: #51483D;
    text-decoration: none;
    -webkit-transition: color 0.15s ease;
    -moz-transition: color 0.15s ease;
    transition: color 0.15s ease; }

.reveal a:hover {
    color: #8b7c69;
    text-shadow: none;
    border: none; }

.reveal .roll span:after {
    color: #fff;
    background: #25211c; }

/*********************************************
 * IMAGES
 *********************************************/
.reveal section img {
    margin: 15px 0px;
    background: rgba(255, 255, 255, 0.12);
    border: 4px solid #000;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.15); }

.reveal section img.plain {
    border: 0;
    box-shadow: none; }

.reveal a img {
    -webkit-transition: all 0.15s linear;
    -moz-transition: all 0.15s linear;
    transition: all 0.15s linear; }

.reveal a:hover img {
    background: rgba(255, 255, 255, 0.2);
    border-color: #51483D;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.55); }

/*********************************************
 * NAVIGATION CONTROLS
 *********************************************/
.reveal .controls .navigate-left,
.reveal .controls .navigate-left.enabled {
    border-right-color: #51483D; }

.reveal .controls .navigate-right,
.reveal .controls .navigate-right.enabled {
    border-left-color: #51483D; }

.reveal .controls .navigate-up,
.reveal .controls .navigate-up.enabled {
    border-bottom-color: #51483D; }

.reveal .controls .navigate-down,
.reveal .controls .navigate-down.enabled {
    border-top-color: #51483D; }

.reveal .controls .navigate-left.enabled:hover {
    border-right-color: #8b7c69; }

.reveal .controls .navigate-right.enabled:hover {
    border-left-color: #8b7c69; }

.reveal .controls .navigate-up.enabled:hover {
    border-bottom-color: #8b7c69; }

.reveal .controls .navigate-down.enabled:hover {
    border-top-color: #8b7c69; }

/*********************************************
 * PROGRESS BAR
 *********************************************/
.reveal .progress {
    background: rgba(235, 129, 27, .4); }

.reveal .progress span {
    background: rgba(235, 129, 27, 1);
    -webkit-transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
    -moz-transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
    transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }