style.css

body {
    background-color: black;
}

#page-content {
    margin: auto;
    width: 100%;
    min-width: 800px;
    border: 1px solid black;
    background: linear-gradient(rgb(255, 50, 100), rgb(0, 50, 100));
    color: white;
    font-family: monospace;
}

#canvasDiv {
    margin: auto;
    width: 800px;
    height: 600px;
    border: 10px solid white;
    margin-bottom: 20px;
}

h1, p {
    text-align: center;
    text-shadow: 2px 2px 2px black;
    font-style: italic;
}

a, a:visited {
    color: white;
    text-decoration: none;
    font-weight: bold;
    font-style: normal;
}

table {
    margin: auto;
    width: 800px;
}

td:first-child {
    width: 125px;
    text-align: right;
    text-shadow: 2px 2px 2px black;
    font-style: italic;
}

input[type=range] {
    width: 100%;
}