body {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    line-height: 1.5em;
}

h1 {
    position: sticky;
    top: 0;
    z-index: 5;
    overflow: auto;
    padding: 0;
    margin: 20pt 0 5% 0;
    color: green;
}

main {
    min-height: 100vh;
    background:
        rgba(255, 255, 255, .9) url(/webskyline.png) no-repeat center bottom;
    background-size: 100% auto;
    z-index: 30;
    position: relative;
    overflow: auto;
    padding: 0 0 30pt 0;
}

main article, main section {
    padding: 5%;
    margin: 0;
    overflow: auto;
    box-sizing: border-box;
}

main img {
    max-width: 100%;
}

main article h2 {
    color: green;
}

footer {
    background: rgb(9,44,60);
    overflow: auto;
    padding: 10%;
    color: white;
    z-index: 30;
    position: relative;
    box-sizing: border-box;
    min-height: 70vh;
}

header a, header a:visited, footer a, footer a:visited {
    color: white;
    text-decoration: none;
}

menu {
    box-sizing: border-box;
}

.hamburger {
    width: 20pt;
    overflow: hidden;
    margin: 3vh;
    float: right;
    font-size: 1.3em;
}

.hamburger::before {
    transition: content .5s;
}

.hamburger:not([data-open])::before {
    content: '☰';
    color: white;
}

.hamburger[data-open]::before {
    content: '×';
    color: white;
}

.break {flex-basis: 80%;}
.icon {float: left; margin: 0 10pt 0 0;}

dt {
    float: left;
    min-width: 20%;
    max-width: 40%;
    font-weight: bold;
    margin: 2pt 20pt 0 5pt;
    clear: left;
}

dd {
    overflow: auto;
    display: block;
    margin: 2pt 0 0 0;
    padding: 1pt;
    line-height: 1.7em;
}

dt {
    border-radius: 3pt;
    text-align: center;
}

dt.gruen {
    background: rgba(92, 118, 21, 1);
    color: white;
}

dt.blau {
    background: rgb(21, 44, 118, 1);
    color: white;
}

dt.rot {
    background: rgba(204, 0, 0, 1);
    color: white;
}

dt.gelb {
    background: rgb(255, 191, 0, 1);
    color: white;
}

figure > img {
    max-width: 100%;
    margin: 10pt auto;
    overflow: auto;
}

figure {
    overflow: auto;
    position: relative;
    display: block;
}

ol[typeof=BreadcrumbList] {
    list-style: none;
    padding: 1% 9% 1% 9%;
    display: block;
    overflow: auto;
    clear: both;
    margin: 0;
    border: 0;
    background: rgba(255, 255, 255, .9);
    font-size: 0.8em;
    color: gray;
    position: relative;
    z-index: 50;
}

ol[typeof=BreadcrumbList] > li {
    float: left;
    min-height: 5vh;
    text-transform: uppercase;
    letter-spacing: 1pt;
    font-size: 0.8em;
    margin: 0;
    line-height: 5vh;
}

ol[typeof=BreadcrumbList] > li:not(:first-of-type)::before {
    content: '›';
    font-size: 2em;
    line-height: 5vh;
    margin: 0 5pt 0 5pt;
}

ol[typeof=BreadcrumbList] a, ol[typeof=BreadcrumbList] a:link, ol[typeof=BreadcrumbList] a:visited {
    text-decoration: none;
    color: rgb(9,44,60);
}


@media (min-width: 0) and (max-width: 480px) {

    header {
        overflow: initial;
        position: fixed;
        height: 10vh;
        top: 20vh;
        width: 100vw;
        background: silver;
        background: rgba(79, 166, 69, 0.9);
        z-index: 1000;
    }

    header ~ div {
        height: 20vh;
        width: 100vw;
        margin: 0 0 0 0;
        background: #DEDEDE url(/marzahnbg.jpg) no-repeat center top;
        background-size: 100% auto;
        z-index: 999;
        position: fixed;
        top: 0;
    }

    main {
        padding: 30vh 2% 10% 2%;
        overflow: auto;
        z-index: 2;
        position: relative;
    }

    main article, main section {
        padding: 0 5% 0 5%;
        margin: 0;
        overflow: auto;
        box-sizing: border-box;
        z-index: 500;
        position: relative;
    }

    header > img, header > a > img {
        max-width: 80%;
        margin: 3vh 0 0 3vh;
        max-height: 3.5vh;
    }

    menu {
        background: rgb(9, 44, 60);
        list-style: none;
        overflow: auto;
        position: fixed;
        top: 27vh;
        left: -100vw;
        width: 100vw;
        height: 80vh;
        padding: 5vh 0 0 0;
        z-index: 10000;
        transition: left .5s, background .3s;
        box-sizing: border-box;
    }

    menu.open {
        background: rgba(9, 44, 60, .95);
        left: 0;
        z-index: 1001;
    }

    menu li {
        padding: 10pt;
        margin: 5pt 10pt 5pt 10pt;
        font-size: 1em;
        text-align: left;
        color: white;
        text-transform: uppercase;
        letter-spacing: 1pt;
        border-bottom: 2pt solid rgba(255, 255, 255, .1);
    }

    menu li:last-of-type {
        border-bottom: 0;
    }

    figure {
        max-width: 100%;
        margin: 10pt auto;
    }

}

@media (min-width: 481px) {

    header {
        padding: 0 5% 0 5%;
        overflow: auto;
        z-index: 10;
        position: relative;
        border: 0;
        height: 66vh;
        box-sizing: border-box;
    }

    header > .hamburger { display: none; }

    main {
        display: flex;
        flex-wrap: wrap;
        padding: 0 5% 20% 5%;
    }

    main section {
        background: rgba(79, 166, 69, 0.9);
        border-radius: 20pt;
    }

    main section {
        min-width: 35%;
        flex: 1 0 40%;
    }

    main article {
        min-width: 35%;
        flex: 1 0 40%;
    }

    header > img, header > a > img {
        margin: 25pt 0 0 2%;
        max-height: 19pt;
    }

    menu {
        color: white;
        list-style: none;
        margin: 25pt 0 0 -5%;
        padding: 0 7% 0 7%;
        overflow: auto;
        bottom: 0;
        position: absolute;
        border-radius: 0;
        width: 100%;
        box-sizing: border-box;
        background: rgba(79, 166, 69, 0.9);
        box-shadow: 0 0 30pt rgba(0, 0, 0, .8);
        border: 0;
        border-bottom: 20pt solid rgba(255, 255, 255, .5);
    }

    menu li {
        float: left;
        padding: 10pt 15pt 10pt 15pt;
    }

    menu li.active {
        background: rgb(9, 44, 60, 1);
    }

    figure:not(:only-of-type) {
        max-width: 32%;
    }

    figure:not(:only-of-type):nth-of-type(odd) {
        float: left;
        margin: 10pt 20pt 10pt 0;
    }

    figure:not(:only-of-type):nth-of-type(even) {
        float: right;
        margin: 10pt 0 10pt 20pt;
    }

    figure:only-of-type {
        float: none;
        clear: both;
        max-width: 100%;
    }

    header ~ div {
        min-height: 66vh;
        margin: -66vh 0 0 0;
        background: url(/marzahnbg.jpg) no-repeat center top;
        background-size: cover;
        z-index: 7;
        position: sticky;
        top: 0;
    }

}


.calSheet {  font-size: 1.1em; border: 1px solid silver; overflow: auto; float: left; line-height: 1em; width: 36pt; margin: 0 12pt 0 0; text-align: center; border-radius: 5pt; background: white; }
.calSheet sub, .calSheet sup, .calSheet b { display: block; clear: both;  }
.calSheet sub { font-size: 0.6em; background: linear-gradient(rgba(9,44,60,1),rgba(9,44,60,0.5)); font-weight: bold; color: white; padding: 3pt 0 0 0; margin: 0 0 2pt 0; }
.calSheet sup { font-size: 0.6em; color: gray; padding: 1pt 0 2pt 0; }

.calStripe { overflow: auto; display: block; }
.calStripe div { overflow: auto; display: block; }
.calStripe div p { margin: 0 0 3pt 0; }
.calStripe { margin: 10pt;  }