* {
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    color: #ccc;
    font-family: Helvetica Neue, Verdana, sans-serif;
    font-size: 20px;
}

p {
    line-height: 1.5em;
    list-style: none;
}
a, a:visited {
    color: #56bff6;
    text-decoration: none;
}

p, a:hover {
    border-bottom: 1px solid #56bff6;
}

a {
    position: absolute;
    top: 4px;
    left: 4px;
    font-size: 12px;
    color: #ccc;
    text-decoration: none;
}

a + a {
    left: auto;
    right: 4px;
}

.controls {
    position: absolute;
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    color: #ccc;
    display: flex;
    gap: 15px;
}

.controls label {
    cursor: pointer;
    user-select: none;
}

.controls input[type="checkbox"] {
    cursor: pointer;
}

body.dark-bg {
    background: #1a1a1a;
}

body.original-mode {
    overflow: hidden;
}

body.original-mode #c {
    display: none;
}

canvas, section {
    display: block;
}

#c {
    position: absolute;
}

#original-container {
    display: none;
    position: absolute;
    width: 366px;
    height: 140px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

body.original-mode #original-container {
    display: block;
}

.original-circle {
    border-radius: 50%;
    position: absolute;
}

#attribution {
    bottom: 40px;
    position: absolute;
    right: 40px;
}