.root { 
    --color1: #FFF;
    --color2: #CEBF95;
    --color3: #363E5B;
    --color4: #000000CC;
    --color5: #444;
    --color6: #00000030;
    --color7: #363E5BE6;

    --font1: 'NotoSans', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font2: 'NotoSerif', Georgia, 'Times New Roman', Times, serif;
    --font3: 'Consola', monospace;
    --fontClock: 'NotoSerifClock', Georgia, 'Times New Roman', Times, serif;

    --panelTrans: none;
    --panelTransTime: 100ms;

    --heightHeader: 50px;

    --widthScrollbar: 15px;

    --zIndexMap: 0;
    --zIndexHistoricalMap: 10;
    --zIndexStructures: 20;
    --zIndexKmlLayer: 30;
    --zIndexUnitIcons: 40;
    --zIndexHeader: 300;
    --zIndexFooter: 100;
    --zIndexPanels: 200;
    --zIndexEventPanel: 300;
    --zIndexMedia: 400;
    --zIndexDropdownMenu: 700;
    --zIndexModal: 800;
    --zIndexLogo: 900;
}

* {
    box-sizing: border-box;
}

html, body {
    background-color: var(--color1);
    font-family: var(--font1);
    font-size: 10pt;
    margin: 0;
    padding: 0;
}

.fullscreen {
    height: 100vh;
    width: 100vw;
}

button {
    background-color: var(--color3);
    color: var(--color1);
    border: none;
    padding: 10px 20px;
    font-family: var(--font2);
    font-size: 1.25rem;
}

header {
    display: grid;
    grid-template-columns: 285px auto 6.5rem 420px 1px 3.5rem;
    width: 100vw;
    position: fixed;
    top: 0;
    left: 0;
    height: var(--heightHeader);
    background-color: var(--color4);
    overflow: hidden;
    vertical-align: middle;
    z-index: var(--zIndexHeader);
}
#menu a {
    color: var(--color2);
    border-left: 1px solid var(--color2);
    display: inline-block;
    margin: 15px 0 0 0;
    padding: 0 15px;
    text-decoration: none;
}
#menu a:hover {
    text-decoration: underline;
}
#menu a:first-child {
    border-left: none;
}

#viewsPane {
    padding-top: 15px;
    text-align: center;
}
#views {
    border: none;
    overflow: hidden;
    height: 1.2rem;
    width: 8rem;
    padding-top: 4px;
}
#institutions {
    text-align: center;
}
#institutions a {
    padding: 10px 10px 0 10px;
    display: inline-block;
}
#institutions img {
    max-height: 30px;
}

#languagePane {
    text-align: center;
    padding-top: 16px;
}

#mobileMenuPane {
    display: none;
    visibility: hidden;
    text-align: left;
}

#logoPane {
    display: block;
    position: fixed;
    top: 15px;
    left: 50px;
    z-index: var(--zIndexLogo);
}
#logoPane.small {
    top: 10px;
    left: 10px;
}
#logoPane a {
    border-style: none;
}
#logo {
    height: 180px;
    width: 180px;
    z-index: var(--zIndexLogo);
}
#logoPane.small #logo {
    height: calc(var(--heightHeader) + 20px);
    width: calc(var(--heightHeader) + 20px);
}

footer {
    position: fixed;
    bottom: 0;
}

#mediaPanel {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: var(--zIndexMedia);
    box-sizing: border-box;
    background-color: var(--color4);
}

#mediaPanel .context {
    display: flex;
    height: 100%;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

#mediaPanel .context img, #mediaPanel .context video {
    max-width: 90%;
    max-height: 80%;
    margin-left: auto;
    margin-right: auto;
    border: 3px white solid;
    border-radius: 3px;
}


.photoAlbum {
    position: relative;
    width: 100%;
    justify-content: center;
    justify-items: center;
    align-items: center;
}
.photoAlbum .caption {
    color: var(--color2);
    font-family: var(--font2);
}
.photoAlbum .images {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    white-space: nowrap;
    overflow-y: hidden;    
    padding: 0;
    scroll-behavior: smooth;
    height: var(--heightPhotoAlbum);
    padding: 0;
    overflow: none;
    opacity: 1.0;
}
.photoAlbum .images img {
    background: #FFF;
    border: 2px solid #FFFD;
    box-sizing: border-box;
    display: block;
    max-height: 100%;
    /*max-width: 100%;*/
    height: auto;
    width: auto;
    cursor: zoom-in;
    opacity: 1.0;
}
.photoAlbum .selectorList {
    text-align: center;
    padding: 3px 0;
}
.photoAlbum .selectorList .selector {
    background-color: var(--color2);
    border-radius: 50%;
    height: 8px;
    width: 8px;
    display: inline-block;
    margin: 5px;
    cursor: pointer;
}
.photoAlbum .selectorList .selector.selected {
    background-color: var(--color1);
    cursor: auto;
}


.show {
    display: block;
    visibility: visible;
}
.hide {
    display: none;
    visibility: hidden;
}
/* responsive section for mobile device */
@media only screen and (max-width: 960px) {
    :root {
        --heightHeader: 3rem;
    }

    html, body {
        font-size: 10pt;
    }
    
    header {
        grid-template-columns: auto 10rem 2rem 5.7rem;
        height: var(--heightHeader);
        overflow: visible;
    }
    #logoPane {
        top: 0.5rem;
        left: 0.5rem;
        width: 6rem;
        height: 6rem;
    }
    #logo {
        width: 100%;
        height: 100%;
        z-index: var(--zIndexLogo);
    }
    #menu {
        background-color: var(--color4);
        border-bottom-left-radius: 0.5rem;
        display: none;
        position: absolute;
        top: var(--heightHeader);
        right: 0;
        text-align: right;
        z-index: calc(var(--zIndexDropdownMenu) + 2);
    }
    #menu a {
        display: block;
        border: none;
        padding: 0.5rem 2rem;
        margin: 0;
        border-top: 1px dotted var(--color2);
    }
    
    #institutions {
        border-bottom-left-radius: 0.5rem;
        display: none;
        position: absolute;
        top: var(--heightHeader);
        background-color: var(--color4);
        text-align: center;
        right: 0;
        z-index: calc(var(--zIndexDropdownMenu) + 1);
    }
    #institutions a {
        display: block;
        border-top: 1px dotted var(--color2);
        padding: 1rem 2rem;
    }
    #institutions a img {
        height: 2rem;
    }

    #viewsPane {
        padding-top: 0.7rem;
    }
    #languagePane {
        padding-top: 0.9rem;
        padding-right: 0.5rem;
    }
    #mobileMenuPane {
        display: inline-flex;
        visibility: visible;
        padding-top: 0.7rem;
        padding-right: 0.2rem;
        justify-content: space-around;
    }
    #mobileMenuPane img {
        max-height: 1.5rem;
        height: 1.5rem;
        max-width: 2rem;
        margin-left: 0.25rem;
    }
}

@media only screen and (max-width: 960px) and (orientation: portrait) {
}