oxjs/examples/mouse_events/css/example.css

#clear {
    position: absolute;
    left: 256px;
    right: 0px;
    height: 15px;
    padding: 1px 0 0 2px;
    background: rgb(240, 240, 240);
    cursor: pointer;
}
#log {
    position: absolute;
    left: 256px;
    top: 16px;
    right: 0;
    bottom: 0;
    border-width: 0;
    border-top: 1px solid rgb(208, 208, 208);
    background: rgb(255, 255, 255);
    overflow-y: auto;
}
#target {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 253px;
    padding: 1px 0 0 2px;
    border-width: 0;
    border-right: 1px solid rgb(208, 208, 208);
    background: rgb(224, 224, 224);
    cursor: crosshair;
}