#sketch {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    z-index: 10000000;
    background-color: rgba(255, 255, 255, 0.25);    /* <-- this is toggled in sketch.js */
    visibility: hidden;                             /* <-- this is toggled in sketch.js */
}

#sketchcanvas {
    position: absolute;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.0);
    cursor: crosshair;
}

#sketchoptions {
    left: 0;
    top: 0;
    padding: 5px;
}

#sketchpalette {
    display: flex;
    flex-wrap: nowrap;
}

.sketchcolor {
    z-index: 10;
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.75);
    border-radius: 10px;
    margin: 4px;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.sketchcolor.selected {
    margin: 0px;
    border-width: 6px;
    border-color: yellow;
}

#sketchradius {
    z-index: 10;
    width: calc(56px*5);
}