#container {
    position: relative;
    height: 100%;
}

#content {
    position: absolute;
}

canvas {
    position: absolute;
}

#canvastp1 {
    margin-left: auto;
    margin-right: auto;
    left: 0;
    right: 0;
    border: 1px solid #6C5B7B;
}

#loupe {
    position: absolute;
    display: none;
    border-radius: 40px;
}

#ardeche {
    display: none;
}