:root {
    --color-home-dark: #003054;
    --color-home-light: #00426e;
    --color-research-dark: #40136d;
    --color-research-light: #5c268a;
    --color-tools-dark: #026093;
    --color-tools-light: #096fab;
    --color-publications-dark: #004848;
    --color-publications-light: #015454;
    --color-creative-dark: #93026c;
    --color-creative-light: #ab097c;
    --color-network-dark: #0092c2;
    --color-network-light: #2fa3cf;
    --color-imprint-dark: #35302d;
    --color-imprint-light: #3f3936;
    --color-site-background: #ddd;
    --color-site-dark: #bbb;
    --color-site-light: #eee;
    --margin-text: 12px;
}

html {
    background-color: var(--color-site-background);
}

html, body {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
}

#mainheader {
    position: fixed;
    top: 0px;
    width: 100%;
    z-index: 1;
}

    body.home #mainheader {
        background-color: var(--color-home-dark);
    }

    body.research #mainheader {
        background-color: var(--color-research-dark);
    }

    body.publications #mainheader {
        background-color: var(--color-publications-dark);
    }

    body.tools #mainheader {
        background-color: var(--color-tools-dark);
    }

    body.creative #mainheader {
        background-color: var(--color-creative-dark);
    }

    body.network #mainheader {
        background-color: var(--color-network-dark);
    }

    body.imprint #mainheader {
        background-color: var(--color-imprint-dark);
    }

    #menubutton {
        display: none;
        position: absolute;
        left: 0;
        top: 0;
        height: 3em;
        fill: var(--color-site-background);
    }

    #noctifer {
        position: absolute;
        height: 5.5em;
        left: 1em;
        top: 0;
    }

    #laurens {
        position: absolute;
        height: 1.75em;
        left: 1em;
        top: .625em;
    }

    #headerduckie {
        position: absolute;
        height: 85%;
        right: 0;
        bottom: 0;
        fill: var(--color-site-background);
    }

    nav {
        display: table;
        margin-left: auto;
        margin-right: auto;
    }

        nav ul {
            list-style-type: none;
            margin: 0;
            padding: 0;
        }

        nav li {
            float: left;
        }

        nav a {
            display: block;
            color: var(--color-site-background);
            text-align: center;
            line-height: 1em;
            padding: 1em 1em;
            text-decoration: none;
        }

        nav a.active, nav a:hover {
            color: white;
        }

        body.home nav a.active, body.home nav a:hover {
            background-color: var(--color-home-light);
        }

        body.research nav a.active, body.research nav a:hover {
            background-color: var(--color-research-light);
        }

        body.publications nav a.active, body.publications nav a:hover {
            background-color: var(--color-publications-light);
        }

        body.tools nav a.active, body.tools nav a:hover {
            background-color: var(--color-tools-light);
        }

        body.creative nav a.active, body.creative nav a:hover {
            background-color: var(--color-creative-light);
        }

        body.network nav a.active, body.network nav a:hover {
            background-color: var(--color-network-light);
        }

        body.imprint nav a.active, body.imprint nav a:hover {
            background-color: var(--color-imprint-light);
        }
       
#showcasecontainer {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    display: none;
    background-color: rgba(0, 0, 0, .75);
    z-index: 2;
}

    #showcaseimg {
        display: block;
        margin: 4em auto 0 auto;
        height: 80%;
        width: auto;
        max-width: 80%;
        object-fit: contain;
        cursor: pointer;
    }

#content {
    margin-left: auto;
    margin-right: auto;
    margin-top: 4em;
    padding: 0 0px;
    width: 50%;
    min-width: 625px;
    max-width: 800px;
}

    .articlestart {
        margin: 5px auto 0px auto;
        height: 1em;
        width: 80%;
        background-color: var(--color-site-light);
        border-top-left-radius: 1em;
        border-top-right-radius: 1em;
        border-top: 1px solid var(--color-site-dark);
        border-left: 1px solid var(--color-site-dark);
        border-right: 1px solid var(--color-site-dark);
    }

    .articlelink {
        margin: 0px auto;
        height: 1.5em;
        width: 80%;
        background-color: #eee;
        border-left: 1px solid var(--color-site-dark);
        border-right: 1px solid var(--color-site-dark);
    }

    .articleend {
        margin: 0px auto 15px auto;
        height: 1em;
        width: 80%;
        background-color: var(--color-site-light);
        border-bottom-left-radius: 1em;
        border-bottom-right-radius: 1em;
        border-left: 1px solid var(--color-site-dark);
        border-right: 1px solid var(--color-site-dark);
        border-bottom: 1px solid var(--color-site-dark);
    }

    article {
        background-color: white;
    }

        body.home article {
            border: 1px solid var(--color-home-dark);
        }

        body.research article {
            border: 1px solid var(--color-research-dark);
        }

        body.publications article {
            border: 1px solid var(--color-publications-dark);
        }

        body.tools article {
            border: 1px solid var(--color-tools-dark);
        }

        body.creative article {
            border: 1px solid var(--color-creative-dark);
        }

        body.network article {
            border: 1px solid var(--color-network-dark);
        }

        body.imprint article {
            border: 1px solid var(--color-imprint-dark);
        }

        article header {
            color: white;
            width: 100%;

        }

            article .anchor {
                margin-top: -4em;
                height: 4em;
                visibility: hidden;
            }

            article header h1 {
                display: inline-block;
                margin: 0;
                padding: 2px var(--margin-text);
                font-size: medium;
            }

            article header h2 {
                display: inline-block;
                margin: 0;
                padding: 2px var(--margin-text);
                font-size: medium;
                font-weight: normal;
            }

                article header h2 a {
                    color: inherit;
                    text-decoration: inherit;
                }

            body.home article header {
                background-color: var(--color-home-light);
            }

            body.home article header h1 {
                background-color: var(--color-home-dark);
            }

            body.research article header {
                background-color: var(--color-research-light);
            }

            body.research article header h1 {
                background-color: var(--color-research-dark);
            }

            body.publications article header {
                background-color: var(--color-publications-light);
            }

            body.publications article header h1 {
                background-color: var(--color-publications-dark);
            }

            body.tools article header {
                background-color: var(--color-tools-light);
            }

            body.tools article header h1 {
                background-color: var(--color-tools-dark);
            }

            body.creative article header {
                background-color: var(--color-creative-light);
            }

            body.creative article header h1 {
                background-color: var(--color-creative-dark);
            }

            body.network article header {
                background-color: var(--color-network-light);
            }

            body.network article header h1 {
                background-color: var(--color-network-dark);
            }

            body.imprint article header {
                background-color: var(--color-imprint-light);
            }

            body.imprint article header h1 {
                background-color: var(--color-imprint-dark);
            }

        article .banner {
            height: 10em;
            cursor: pointer;
        }

            article .banner img {
                display: block;
                height: 100%;
                width: 100%;
            }

            article .banner img.cover {
                object-fit: cover;
            }

            article .banner img.contain {
                object-fit: contain;
            }

        article img.right {
            margin: var(--margin-text);
            float: right;
        }

        article img.centre {
            display: block;
            width: 50%;
            margin: 0 auto;
            cursor: pointer;
        }
        
        article img.fullwidth {
            display: block;
            box-sizing: border-box;
            width: 100%;
            padding: 10px var(--margin-text);
            margin: 0;
            cursor: pointer;
        }

        body.home article img.border {
            border: 1px solid var(--color-home-dark);
        }

        article blockquote {
            margin: 0 var(--margin-text);
            padding: 0 0 0 1.5em;
            background-image: url(./img/quote.svg);
            background-repeat: no-repeat;
            background-position: top left;
            background-size: 1.5em;
        }

            article blockquote p {
                margin-right: 0;
                margin-left: .5em;
            }

            article blockquote p.cite {
                text-align: right;
            }
            
        .poemcontainer {
            padding: 1em;
            text-align: center;
        }
        
            .poem {
                text-align: left;
                display: inline-block;
                font-style: italic;
                margin: auto;
            }
            
                .poem p {
                    white-space: pre-line;
                }
            
        #slideshow {
            height: 300px;
            position: relative;
            background-color: black;
        }
        
            #slideshow img {
                position: absolute;
                top: 0;
                left: 0;
                -webkit-transition: opacity 1s;
                transition: opacity 1s;
                opacity: 0;
                width: 100%;
                height: 100%;
                object-fit: cover;
            }
            
                #slideshow img.is-visible {
                    opacity: 1;
                }
                
        article p {
            margin: 10px var(--margin-text);
            padding: 0;
            font-size: small;
        }

            article p.code {
                padding: var(--margin-text);
                font-family: monospace;
                background-color: var(--color-site-light);
                border: 1px solid var(--color-tools-light);
                white-space: pre-line;
                word-wrap: break-word;
            }

            article p a {
                text-decoration: none;
                font-weight: bold;
            }

            article p a:hover {
                text-decoration: underline;
            }

            article p a::before {
                content: "\00bb\00a0";
            }

            article p a::after {
                content: "\00a0\00ab";
            }

            body.home article p a {
                color: var(--color-home-dark);
            }

            body.home article p a:hover {
                color: var(--color-home-light);
            }

            body.research article p a {
                color: var(--color-research-dark);
            }

            body.research article p a:hover {
                color: var(--color-research-light);
            }

            body.publications article p a {
                color: var(--color-publications-dark);
            }

            body.publications article p a:hover {
                color: var(--color-publications-light);
            }

            body.tools article p a {
                color: var(--color-tools-dark);
            }

            body.tools article p a:hover {
                color: var(--color-tools-light);
            }

            body.creative article p a {
                color: var(--color-creative-dark);
            }

            body.creative article p a:hover {
                color: var(--color-creative-light);
            }

            body.network article p a {
                color: var(--color-network-dark);
            }

            body.network article p a:hover {
                color: var(--color-network-light);
            }

            body.imprint article p a {
                color: var(--color-imprint-dark);
            }

            body.imprint article p a:hover {
                color: var(--color-imprint-light);
            }

        article ul {
            margin: 0px;
            list-style: none;
            padding-left: 1em;
            text-indent: -1em;
        }

        article ul li p::before {
            content: "\2015\00a0";
        }

        article ul li p.additional::before {
            content: "";
            padding-left: 1.25em;
        }

.clearfloats {
    clear: both;
}

footer {
    margin: -5px auto 15px auto;
    padding: 0;
    width: 50%;
    min-width: 625px;
    max-width: 800px; 
}

    footer p {
        color: var(--color-site-dark);
        text-align: center;
        font-size: x-small;
    }

    footer a {
        color: var(--color-site-dark);
    }

    footer a:hover {
        color: #666;
    }

    #footerduckie {
        position: fixed;
        height: 250px;
        right: 0;
        bottom: 0;
        z-index: -999;
    }

    body.home #footerduckie {
        fill: var(--color-home-dark);
    }

@media screen and (max-width: 900px) {
    #laurens { display: none; }
}

@media screen and (max-width: 700px) {
    #menubutton { display: block; }
    nav { width: 100%; }
        nav li { float: none; }
        nav li a.inactive { display: none; }
    #content { width: 100%; min-width: 100%; max-width: 100%; padding: 0; }
        article p { font-size: medium; }
    #showcaseimg { height: 95%; max-width: 95%; }
    article img.centre { width: 95%; }
    footer { width: 100%; min-width: 100%; max-width: 100%; padding: 0; }
    body.home footer { margin-bottom: 100px; }
        body.home #footerduckie { height: 100px; }
}