body, html {
    margin: 0;
    padding: 0;
    background: linear-gradient(122deg, var(--main-bg-color) 0%, #1d2417 100%);
    background-repeat: no-repeat;
    background-attachment: fixed;
    font-family: sans-serif;
    color: var(--main-text-color);
    letter-spacing: .05em;
    font-size: 1rem;

    --border-color: #555;
    --main-text-color: #ddd;
    --secondary-text-color: #8a8;
    --panel-bg-color: #202020;
    --panel-hover-bg-color: #101010;
    --main-bg-color: #303030;
}

/* CSS pages - https://stackoverflow.com/questions/3354279/default-target-with-css/73473191 */

section {
  padding: 4px;
}

hr {
    border-color: var(--border-color);
    border-width: 1px;
}

.card {
    background: var(--panel-bg-color);
    border: 1px var(--border-color) solid;
    padding: 4px 12px;
    position: relative;
    border-radius: 8px;
    max-width: 800px;
    margin: 24px auto;
    box-sizing: border-box;
}

.card.intro, .card.intro:hover {
    border: none;
    background: none;
}

.card.demo {
    padding: 0px;
}

.card:hover {
    background: var(--panel-hover-bg-color);
    transition: 0.2s;
}

.details {
    padding: 0px 8px 8px 8px;
}

.date {
    position: absolute;
    right: 0;
    bottom: 0;
    font-size: 1.8rem;
    padding: 10px;
    border-radius: 8px;
    border-top-right-radius: 0;
    border-bottom-left-radius: 0;
    color: #8a8;
}

h2 {
    margin: 8px 0 0 0;
    font-size: 2rem;
    font-weight: 500;

    color: #fff;
}

h3 {
    font-weight: 300;
    font-size: 1.5rem;
    color: #ccc;
}

.gallery h3 {
    margin: 0.2em 0 0 0
}

h4 {
    font-weight: 200;
    font-size: 1.2rem;
    color: #ccc;
}

header {
    background-color: var(--panel-bg-color);
    border-bottom: 1px solid var(--border-color);
    padding: 8px;
}

nav {
    text-align: center;
}
nav a {
    padding: 8px 16px;
}

a {
    color: var(--secondary-text-color);
}

.group {
    color: var(--secondary-text-color);
}

.tool {
    margin: 2em 2em 4em 2em;
}

.links ul {
    list-style-type: "🡺";
    padding-left: 2.2em;
}

.links li {
    padding-left: 0.5em;
}

nav a, .action-link {
    cursor: pointer;
    border: 1px solid transparent;
    display: inline-block;
    text-decoration: none;
    line-height: 22px;
    color: var(--secondary-text-color);

    font-size: 1rem;
    font-variant: small-caps;

    &:hover {
        border-bottom: 1px solid var(--main-text-color);
    }
}

p, li {
    hyphens: auto;
    line-height: 1.3;
}

li:not(:last-child) {
    margin-bottom: 8px;
}

.screenshot {
    width: 100%;
    display: block;
    border-radius: 8px;
    cursor: pointer;
}

.info {
    float: left;
    width: 42px;
    padding: 4px 8px 4px 0;
}

.youtube {
    display: block;
    width: 100%;
    aspect-ratio: 16/9;
}

#youtube-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.5);
    display: none;
}

#youtube-player {
    position: fixed;
    width: 80%;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
    background-color: #000;
}