body {
    
    height: 80vh;
    background-color: black;
    color: whitesmoke;
    font-size: large;
    text-align: center;
}
h1 {background-color: black;
    font-family: sans-serif;
    text-transform: uppercase;
    font-size: 2em;
    font-weight: bold;
    font-style: italic;
    color: white;
    text-shadow: 0 0 5px white,
                 0 0 10px white,
                 0 0 20px yellow,
                 0 0 40px yellow,
                 0 0 60px yellow,
                 0 0 90px yellow,
                 0 0 120px yellow,
                 0 0 160px yellow;
}

#anzeige{
    display: flex;
    background-color: #8b0000;
    height: 10vh;
    align-items: center;
    justify-content: center;
    font-size: 3em;
    color: white;
    text-shadow: 0 0 5px white,
                 0 0 10px white,
                 0 0 20px white,
                 0 0 40px white,
                 0 0 60px white,
                 0 0 90px white,
                 0 0 120px white,
                 0 0 160px white;

    
}

#zehnerblock{
    border-collapse: separate;
    border-spacing: 15px;
    margin-top: 3px;
    width: 100%;
    height: 50vh;
    font-size: xx-large;
    background-color: #333333;
}

td {
    width: 33vw;
    height: 12vh;
    border: 1px solid;
    border-color: whitesmoke;
    border-radius: 80%;
    background-color: black;
        font-family: sans-serif;
        text-transform: uppercase;
        font-size: 2em;
        font-weight: bold;
        font-style: italic;
        letter-spacing: .1em;
        color: white;
        text-shadow: 0 0 5px white,
                     0 0 10px white,
                     0 0 20px blue,
                     0 0 40px blue,
                     0 0 60px blue,
                     0 0 90px blue,
                     0 0 120px blue,
                     0 0 160px blue;
}

#clr {
    font-size: medium;
    background-color: black;
    font-family: sans-serif;
    text-transform: uppercase;
    font-size: large;
    font-weight: bold;
    font-style: italic;
    color: white;
    text-shadow: 0 0 5px white,
                 0 0 10px white,
                 0 0 20px red,
                 0 0 40px red,
                 0 0 60px red,
                 0 0 90px red,
                 0 0 120px red,
                 0 0 160px red;
}

#ok {
    font-size: medium;
    background-color: black;
    font-family: sans-serif;
    text-transform: uppercase;
    font-size: large;
    font-weight: bold;
    font-style: italic;
    color: white;
    text-shadow: 0 0 5px white,
                 0 0 10px white,
                 0 0 20px green,
                 0 0 40px green,
                 0 0 60px green,
                 0 0 90px green,
                 0 0 120px green,
                 0 0 160px green;
}