body {
    width: 90%;
    font-family: 'Lucida Sans Unicode','Trebuchet MS', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    background-color: #515151;
    background-image: url("./images/background_cs.png");
    
}
.main{
    margin: auto;
    padding: 20px;
    width: 80%;
    background-color: rgb(232, 232, 232);
}

.erklaerung{
    padding: 10px;
    font-size: smaller;
    background-color:rgb(210, 210, 210);
}

#barcode{
    box-shadow: 5px 5px #515151;
}

.hamming_table{
    border:1px solid black;;
    text-align: center;
    background-color: white;
}

#mult_table{
    border:1px solid black;;
    text-align: center;
    background-color: white;
    
}