@charset "ISO-8859-1";
/* CSS Document */

body {
background: #333;
font: 12px Arial, Helvetica, sans-serif;
color: #FFF;
}
#canvas_holder {
margin: 0 auto;
width: 2000px;
height: 1000px;
background: #FFF;
}

#intro {
        display: flex;
        justify-content: center;
		flex-direction: column;
        align-items: center;
        height: 100;
        background-color: #ffffff;
        font-family: Arial;
        text-align: center;
        padding: 20px;
        box-sizing: border-box;
    }

    h1 {
        font-size: 5em;
        margin: 0;
        color: black;
    }

    button {
        padding: 10px 20px;
        font-size: 1.2em;
        cursor: pointer;
        background-color: cadetblue;
        color: white;
        border-radius: 5px;
        margin-top: 20px;
    }

    button:hover {
        background-color: blue;
    }

	#canvas_holder {
        display: none; /* cacher le canvas au début */
    }
#canvas {
}
#feedback {
}