body
{
    font-family: 'Segoe UI', sans-serif;
    font-size: 16px;
    color: white;
}

#msg {
    font-size: 20px;
    padding: 5%;
}

#buttons > div {
    display: none;
    background-color: green;
    padding-left: 5%;
    padding-right: 5%;
    padding-bottom: 2.5%;
    padding-top: 2.5%;
    border-bottom: 3px solid red;
    border-top: 3px solid red;
}

#sidebar {
    position: absolute;
    top: 0;
    left: 80%;
    width: 20%;
    height: 100%;
    background-color: black;
    overflow-x: hidden;
    overflow-y: auto;
}

#canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 80%;
    height: 100%;
}