body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.instructionbox {
    background-color: #f5f5f5;
    border: 2px double #ccc;
    padding: 12px;
    margin: 10px auto;
    width: 90%;
}

table {
    width: 90%;
    border-collapse: collapse;
    margin-top: 10px;
}
/*
table th, table td {
    border: 1px solid #ccc;
    padding: 6px;
    <!-- text-align: center; -->
}
*/

.intable {
    vertical-align: top;
 /*   border: 2px Tomato;
    border-style: dashed;      */
    padding: 10px 15px;
    margin-left: auto;
    margin-right: auto;
    text-align: justify;    
    width: 90%;
    }



canvas {
    display: block;
    max-width: 100%;
    margin: 0 auto;
}