header, nav, footer {
    display: block;
}

body {
    background-color: #FFFFFF;
    font-size: 12px;
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
}

#wrapper {
    max-width: 1080px;
    margin: 0px auto;
    background-color: #FFFFFF;
    margin-top: 20px;
    padding: 20px;
}

header {
    width: 100%;
    height: auto;
    margin-bottom: 20px;
    background-color: #BDBDBD;
    font-family: Verdana;
}

.TableMain {
    width: 100%;
    
}

.TableRechts {
    width: 100%;
    
}

.TableLinks {
    width: 100%;
    
}

.TableUeberschrift {
    width: 350px; 
    background-color:silver; 
    text-align:center
}

#content {
    width: auto;
    /*background-color: #A4A4A4;*/
    float: right;
    margin-bottom: 20px;
    font-size: 12px;
}

nav {
    width: auto;
    height: auto;
    /*background-color: #FACC2E;*/
    margin-bottom: 20px;
    float: left;
    font-family: Verdana;
    font-size: 12px;
}

.navHeader {
    margin-left: 20px;
    margin-top: 20px;
    margin-bottom: 20px;
    float: left;
    background-size: contain;
}


footer {
    clear: both;
    width: 100%;
    height: 50px;
    background-color: #BDBDBD;
}

.Logo {
    width: 960px;
    height: 60px;
}

.Warnung {
    font-family: Verdana;
    font-weight: bold;
    margin-bottom: 50%;
    text-align: center;
    color: red;
}

.Ueberschrift {
    font-family: Verdana;
    margin-bottom: 50%;
    text-align: center;
    font-size: 25px;
}

.logout {
    width: auto;
    text-align: right;
}

.MeldungErfolgreich {
    font-size: 100%;
    font-family: Verdana;
    font-weight: bold;
    color: green;
    text-align: center;
}

.Beschreibung {
    font-size: 10px;
}


@media screen and (max-width:1000px) {
    nav {
        width: 80%;
        font-size: 12px;
    }

    #content {
        width: 20%;
        float: left;
        font-size: 12px;
        /*background-color: #FACC2E;*/
    }

    #wrapper {
        padding: 5px;
        margin-top: 5px;
        margin-bottom: 5px;
        font-size: 12px;
    }

    #Logo {
        width: 100px;
        height: 30px;
    }

    span {
        width: 135px;
    }
}