::selection {
    background: var(--selection-color);
}
   
a:hover {
    text-decoration: none;
}
h1 a, h2 a, h3 a, h4 a, h5 a, h6 a,
h1 a:link, h2 a:link, h3 a:link, h4 a:link, h5 a:link, h6 a:link,
h1 a:visited, h2 a:visited, h3 a:visited, h4 a:visited, h5 a:visited, h6 a:visited {
    color: var(--text-color);
}
h1 a:hover, h2 a:hover, h3 a:hover, h4 a:hover, h5 a:hover, h6 a:hover {
    color: var(--link-color-hover);
}
#site-container {
    max-width: 960px;
    margin: 0 auto;
}
#page-container {
    margin: 16px 0;
    padding: 16px;
}

img.rounded {
    border-radius: 50%;
}
img.small {
    width: 32px;
}
img.medium {
    width: 64px;
}
img.large {
    width: 128px;
}

.grid {
    margin-top: 32px;
}

.meta {
    font-size: 14px;
    text-transform: uppercase;
    color: var(--text-color-2);
}

.card {
    position: relative;
/*    border: 1px solid red;*/
}
.card h2 {
    margin-top: 0;
    margin-bottom: 16px;
}
.card {
    border: 3px solid var(--background-color-1);
    padding: 0 16px;
}
.card .featured {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 8px 16px;
    background: var(--background-color-1);
    color: var(--link-color);
    text-transform: uppercase;
    font-size: 12px;
    font-weight: bold;
}
.card a {
    color: var(--text-color);
}
.card a:hover {
    color: var(--link-color-hover);
}


.card.author, .card.tag {
    padding: 32px;
    text-align: center;
}
.card.author img, .card.tag img {
    margin-bottom: 16px;
}
.card p, .card.author p, .card.tag p {
    margin-bottom: 0;
}

.author-list, .tag-list {
    margin: 16px 0;
}
.author-list .name {
    font-size: 16px;
    margin-left: 4px;
    line-height: 1rem;
}

.tag-list a {
    display: inline-block;
    padding: 4px 12px;
    margin: 4px;
    margin-left: 0;
    text-transform: uppercase;
    font-weight: 600;
    line-height: 1rem;
    color: var(--text-color-2);
    background: var(--background-color-1);

}
.tag-list a:hover {
    color: var(--white-color);
    background: var(--link-color-hover);
}


.article-with-toc {
    position: relative;
    display: block;
}
.article-with-toc > div {
    position: relative;
}
.article-with-toc article {
    max-width: 600px;
    margin: 0 auto;
}
.article-with-toc aside#toc ul {
    margin-top: 0;
    padding: 0;
    list-style-type: none;
    font-size: 14px;
}
.article-with-toc aside#toc ul ul {
    margin-left: 16px;
    margin-bottom: 0;   
}
.article-with-toc li.level-3 {
    margin-left: 16px;
}
.article-with-toc aside#toc ul, .article-with-toc aside#toc ul li {
    margin-bottom: 0;
}
.article-with-toc aside#toc ul li.first-level {
    margin-top: 8px;
}
.article-with-toc aside#toc ul li.first-level:first-child {
    margin-top: 0;
}
.book {
    text-align: center;
    border: 3px solid #ffaa00;
    margin: 32px 0;
    padding: 32px;
}
.book img {
    max-height: 400px;
}
.cta {
    padding: 8px 16px;
    color: #000 !important;
    background: #ffaa00;
    font-weight: bold;
}
.cta:hover {
    background: #ffaa00;
}

@media screen and (min-width: 900px) {
    .book {
        margin-top: 0;
    }
    .article-with-toc {
        display: grid;
        grid-column-gap: 32px;
        grid-template-columns: 5fr 3fr;
    }

    .article-with-toc > div > aside {
        position: -webkit-sticky;
        position: sticky;
        top: 16px;
        background: var(--background-color-1);
        padding: 16px 32px;
        font-weight: bold;
        line-height: 1.5rem;
    }
    .article-with-toc > div > aside h4 {
        margin-top: 0px;
        display: none;
    }
    .article-with-toc > div > aside li a {
        color: var(--text-color-2);
    }
    .article-with-toc > div > aside li a:hover {
        color: var(--text-color-1);
    }
}


.post span.featured {
    color: var(--link-color);
    text-transform: uppercase;
    font-weight: bold;
}







.pagination {
    margin-top: 64px;
    display: block;
    text-align: center;
}
.pagination a {
    font-weight: bold;
    padding: 8px 16px;
    border: 3px solid var(--background-color-1);
}
.pagination a.current-page {
    border: 3px solid var(--link-color-hover);
}



.tooltips {
    position: fixed;
    z-index: 2;
}
.tooltips div {
    position: fixed;
    display: block;
    pointer-events: none;

    opacity: 0;
    margin-top: 0;
    margin-left: -1rem;

    background-color: var(--background-color-1);
    border: 3px solid var(--background-color-2);

    padding: 8px;
    margin-top: 0.25rem;
    width: 30rem;
}

.tooltips div pre {
    margin: 0;
    padding: 8px;
}

.tooltips div p {
    line-height: 1.4em;
    margin: 1rem 0.5rem 0 0.5rem;
}

.tooltips .visible {
    opacity: 1;
    z-index: 3;
}

section.group {
    margin-top: 64px;
}
section.group h4 {
    color: var(--text-color-3);
    text-transform: uppercase;
    border-bottom: 3px solid var(--background-color-1);
}