body {
    background-color: rgb(200, 200, 200);
    text-align: center;
}

h1 {
    color: rgb(50, 50, 50);
    padding-top: 20px;
    font-family: Verdana, Arial, sans-serif;
}

p {
    padding-bottom: 10px;
    font-family: Verdana, Arial, sans-serif;
    line-height: 2;
}

canvas {
    padding-left: 0;
    padding-right: 0;
    margin-left: auto;
    margin-right: auto;
    display: block;    
    border-left: 25px solid rgba(0, 220, 42, 0.8);
    border-right: 25px solid rgba(0, 220, 42, 0.8);
    font-family: Verdana, Arial, sans-serif;
    font-size: 30px;
}