* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 20px;
}

h1 {
    color: blue;
}

h3 {
    display: inline-block;
}

main {
    display: block;
    position: relative;
}

div.article-overlay {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    background: silver;
    z-index: 1000;
    transition: top 0.1s linear, min-height 0.1s linear;
    top: 100%;
    overflow: hidden;
}

div.article-overlay.displayed {
    top: 0%;
    overflow-y: scroll;
}

.article-overlay article {
    transition: min-height 0.1s linear;
    height: 100%;
    min-height: 100%;
    width: 50%;
    position:relative;
    left: 12.5%;
    display: block;
}

.show-article {
    position: absolute;
    right: 0.25em;
    bottom: 0.25em;
}

section {
    width: 100%;
    vertical-align: top;
    border: 0.5em solid white;
    position: relative;
    overflow: hidden;
}

section.displayed {
    min-height: 40em;
}

.beta {
    height: 1.5em;
    width: 1.5em;
    border-radius: 50%;
    border thin solid black;
    text-align: center;
    line-height: 1.5em;
    margin: 0 0.25em;
    font-size: 25%;
    position: relative;
    margin-bottom: 2em;
    display: inline-block;
}

section > div {
    background: rgba(0,0,0,0.2);
    padding: 1em;

    display: flex;

    flex-direction: row;
    flex-wrap: wrap;
}

section > div > header {
    width: 100%;
    display: block;
    border-bottom: thin solid black;
    margin-bottom: 1em;
}

article.summary {
    background: linear-gradient(rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.4) 60%, rgba(0,0,0,0.2));
    padding: 0.25em 0.5em;
    margin: 0.1em;
    display: block;

    position: relative;
    transition: color 0.1s ease;
    overflow: hidden;
    border: thin solid rgba(0,0,0,0.2);
}

article.summary:hover {
    border: thin solid rgba(255,255,255,0.2);
}


article.summary > div {
    font-size: 0;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    z-index: -10;
}

article.summary > div img {
    min-width: 100%;
    min-height: 100%;
    opacity: 0.75;
}

article.summary h3 {
    color: rgba(192,192,192,1);
    text-shadow: 0 0 0.2em black;
    z-index: 10;
}

article.summary h3 a {
    color: inherit;
}

/*
article > div.content {
    position: relative;
    background: rgba(0,0,0,0.2);
    margin: 0;
    padding: 0;
    overflow: hidden;
    transition: font-size 0.1s ease, color 0.1s linear, opacity 0.1s linear, max-height 0.1s ease 0.05s;
}

div.content.hidden {
    font-size: 0em;
    color: transparent;
    transition-delay: 0.1s, 0s, 0s;
    max-height: 0;
    opacity: 0;
}

div.content.displayed {
    font-size: 1em;
    color: inherit;
    transition-delay: 0s, 0.1s, 0.1s;
    max-height: 600em;
    opacity: 1;
}

article > div.content a {
    color: inherit;
}
*/