#plotter {
    pointer-events: auto;
    cursor: default;
    background-position: 0 0;
    background-size: 50% 50%;
    background-image: linear-gradient(to right, grey 1px, transparent 1px), linear-gradient(to bottom, grey 1px, transparent 1px);
}

#coordinates {
    position: absolute;
    right:  0;
    top: 0;
    width: 200px;
    background: rgba( 0, 190, 0, 0.3);
}

#xaxis, #yaxis{
    width: 100%;
    height: 50%;
}