@font-face {
    font-family: 'TT Travels';
    src: local('TT Travels Regular'), local('TT-Travels-Regular'),
    url('../fonts/TTTravels-Regular.woff2') format('woff2'),
    url('../fonts/TTTravels-Regular.woff') format('woff'),
    url('../fonts/TTTravels-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'TT Travels';
    src: local('TT Travels Demi Bold'), local('TT-Travels-Demi-Bold'),
    url('../fonts/TTTravels-DemiBold.woff2') format('woff2'),
    url('../fonts/TTTravels-DemiBold.woff') format('woff'),
    url('../fonts/TTTravels-DemiBold.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
}

.shout {
    font-size: 100px !important;
}

.slide {
    padding-top: 60px;
    line-height: 1.5;
}

.slide h3 {
    margin-bottom: 10px;
}

.slide p {
    margin-bottom: 10px;
}

.slide ul.compact li, .slide ol.compact li {
    margin-bottom: 0px;
}

.slide li {
    margin-bottom: 15px;
}

.slide li li {
    margin-bottom: 0px;
}

.slide pre {
    margin-bottom: 10px;
}

.slide pre code {
    text-indent: 0;
    line-height: 1.2;
}

.slide dd {
    margin-left: 20px;
}

.slide dt, .slide dfn {
    font-weight: bold;
    color: #3953a4;
}

.slide dl {
    margin-bottom: 15px;
}

h3 {
    font-weight: bold;
}

.math {
    padding: 10px;
}

body.index {
    margin-top: 20px;
    margin: 60px;
}

.index {
    font-family: PT Sans, sans-serif;
}

.index h1 {
    font-family: PT Sans Narrow, sans-serif;
    font-size: 2.5em;
    font-weight: bold;
    margin-bottom: 0.5em;
}

.index h2 {
    font-family: PT Sans Narrow, sans-serif;
    font-size: 1.5em;
    font-weight: bold;
    margin-top: 1em;
    margin-bottom: 0.5em;
}

.index .description {
    font-weight: normal;
}

/* Lists */
.index .description ol, .index .description ul {
    margin-top: 0.5em;
    margin-bottom: 1em;
    counter-reset: list;
}

.index .description ol li, .index .description ul li {
    page-break-inside: avoid;
    text-indent: -2em;
}

.index .description ol li::before, .index .description ul li::before {
    display: inline-block;
    width: 2em;
    color: lighten($ grey, 25%);
    text-align: right;
}

.index .description ol li ol, .index .description ul li ul, .index .description ol li ul, .index .description ul li ol {
    margin-bottom: 0;
    margin-left: 2em;
}

.index .description ul {
    list-style-type: none;
}

.index .description ul > li::before {
    padding-right: 0.5em;
    content: '•';
}

.index .description ul > li:lang(ru)::before {
    content: '—';
}

.index .description ol > li::before {
    padding-right: 0.4em;
    counter-increment: list;
    content: counter(list) '.';
}

.slide table.classic {
    margin-left: 0;
    width: 100%;
}

.slide table.classic td:first-child, .slide table.classic th:first-child {
    padding-left: 0.5em;
}

.slide table.classic td:last-child, .slide table.classic th:last-child {
    padding-right: 0.5em;
}

.slide table td, .slide table th {
    padding-left: 0.5em;
    padding-right: 0.5em;
}

.slide table.bordered {
    border: 1px solid gray;
    border-collapse: collapse;
}

.slide table.bordered th {
    background-color: rgba(88, 90, 94, .25);
}

.slide table.bordered td, .slide table.bordered th {
    border: 1px solid gray;
    border-collapse: collapse;
}

.slide table.bordered tr:nth-child(even) {
    background-color: rgba(88, 90, 94, .1);
}

null::before {
    border-radius: 4pt;
    background-color: #888;
    padding-left: 4pt;
    padding-right: 4pt;
    color: #fff;
    content: "null";
}

.slide blockquote + figcaption {
    margin-top: 0;
    text-align: right;
}

.important::before {
    content: "Важно";
    font-weight: bold;
}

.important {
    margin-left: -2.8em;
    padding-left: 2.8em;
    background: url(../img/important.svg);
    background-repeat: no-repeat;
}

.slide#cover {
    padding: 0;
    background-image: url("../img/back-title.webp");
    color: white;
}

.slide {
    font-family: TT Travels, sans-serif;
    background-image: url("../img/back.webp");
    background-size: cover;
}

.slide h2 {
    font-family: TT Travels, sans-serif;
}

img#cover-logo {
    position: fixed;
    top: 53px;
    left: 92px;
    height: 100px;
    width: 262px;
}

.slide#cover h2 {
    font-weight: bold;
    position: fixed;
    color: #fff;
    margin-top: 204px;
    margin-left: 92px;
    margin-right: 92px;
    font-size: 43px;
    line-height: 1.07;
}

.slide#cover author {
    position: fixed;
    color: #fff;
    margin-top: 426px;
    margin-left: 92px;
    margin-right: 92px;
    font-size: 26.5px;
}

.slide .shout {
    top: 42%;
}

.slide::after {
    display: none;
}