* {
    box-sizing: border-box;

}

html {
    box-sizing: border-box;
    font-size: 120%;
    width:100%;
}

*, ::before, ::after {
    box-sizing: inherit;
}
b {
    font-size:110%;
}


img {
    max-width:100%;
    height:auto;
}

.gridview {
    width: 70%;
    font-size: 90%;
}

.gridviewheader {
    height: 2rem;
    background-color: #000066;
    color: white;
}

.gridviewitem {
    white-space:nowrap;
    min-width:5rem;
}

.gridviewimage {
    width:10rem;
    height:1.5rem;
}

body {
    font-family: Tahoma, Arial, sans-serif;
    line-height: 1.4;
    color: #263238;
    background-color: #ffffff;
    margin: 0.2rem;
    padding: 0.2rem;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    background-attachment: fixed;
    width:99%;
}

header {
    display: flex;
    padding: 0.2rem;
}

.logo {
    font-size: 1.7rem;
    margin-right: 1rem;
    white-space: nowrap;
}

.logoblue {
    color: #000066;
}

.logogray {
    color: #999999;
}

.line {
    width: 35px;
    height: 5px;
    background-color: black;
    margin: 6px 0;
}

.bar1, .bar2, .bar3 {
    width: 35px;
    height: 5px;
    background-color: #333;
    margin: 6px 0;
    transition: 0.4s;
}

.change .bar1 {
    -webkit-transform: rotate(-45deg) translate(-9px, 6px);
    transform: rotate(-45deg) translate(-9px, 6px);
}

.change .bar2 {
    opacity: 0;
}

.change .bar3 {
    -webkit-transform: rotate(45deg) translate(-8px, -8px);
    transform: rotate(45deg) translate(-8px, -8px);
}



.hamburger {
    display: none;
    margin-left: auto;
    cursor: pointer;
}



.navigation {
    background-color: #297293;
    display: block;
    opacity: 0.9;
}
.show {
    background-color: #297293;
    display: block;
}

    nav ul {
        margin: 0px;
        padding: 0px;
        display: flex;
        list-style: none;
        flex-wrap: nowrap;
    }

        nav ul li {
            border: 1px none black;
            white-space: nowrap;
            position: relative;
            padding-right: 2rem;
        }

            nav ul li:hover {
                background-color: #000066;
                cursor: pointer;
            }




    nav a {
        color: #ffffff;
        text-decoration: none;
        display: block;
        padding: 0.8rem;
        width: 100%;
    }

        nav a.aktuell {
            font-weight: bold;
            font-style: italic;
        }

        nav a:hover {
            color: white;
        }

footer {
    background-color: #EEEEEE;
    color: darkslategrey;
    padding: 2rem;
    margin-top: 1rem;
    clear: left;
    text-align: center;
    font-size: 0.6rem;
    border-radius:5px;
    opacity:0.8;
}

main {
    margin-bottom: 1rem;
    margin-top: 1rem;
    padding: 1rem;
    font-size: 0.9rem;
    line-height: 1.5rem;
    
}

.Link {
    text-decoration: underline;
    color: darkslategrey;
    display: inline;
}

h1 {
    font-size:1.1rem;
    margin-bottom:1.5rem;
}

    h1[id="Home"] {
        margin-bottom: 2rem;
        text-align: center;
        font-size: 2rem;
        color: #000066;
        line-height:1.4;
    }

#container {
    display: flex;
}

.column {
    flex: 0.7;
    margin-bottom: 1rem;
    background-color: #EEEEEE;
    border-radius: 5px;
    padding: 1rem;
    opacity: 0.8
}

.headerLink {
    margin: 0 auto;
    text-align: center;
    color: darkslategrey;
}

div ul {
    margin-left: -1rem;  
}

ul[id="ulHome"] {
    list-style: none;
    width: 40rem;
    padding:0;
    margin: 0 auto;
}

.listitem {
    border: 1px solid grey; 
    border-radius:5px; 
    background-color: #000066; 
    padding:15px; 
    color:white; 
    margin-bottom:10px;
    font-size:120%;
}



.valign {
    margin-top:auto;
    margin-bottom:auto;
}


@media screen and (max-width: 672px) {
    html {
        font-size: 100%;
    }

    .gridview {
        width: 100%;
        font-size: 80%;
    }

    .gridviewheader {
        height: 2rem;
        background-color: #000066;
        color: white;
        font-size:80%;
    }

    .gridviewitem {
        white-space: normal;
        min-width: 0;
        width:0;
    }

    .gridviewimage {
        width: 6rem;
        height: 1rem;
    }

    .navigation {
        background-color: #297293;
        display: none;
    }
    .show {
        background-color: #297293;
        display: block;
    }
       

    nav ul {
        display: block;
    }

        nav ul li {
            padding-right: 0px;
        }


    nav a {
        border-bottom: 3px solid white;
    }

    ul[id="ulHome"] {
        list-style: none;
        width: 100%;
        margin: 0 auto;
    }



    .logo {
        font-size: 1.6rem;
        margin-right: 1rem;
        margin-left: 0.7rem;
        white-space: normal;
    }

    .hamburger {
        display: block;
    }

    main {
        max-width: 100%;
    }
    #container {
        display: block;
    }
    
}