gtk.css

/* Nemo desktop over-rides */
/* Improve visibility of icon labels on light backgrounds */
.nemo-desktop.nemo-canvas-item {
    color: #fff;
    text-shadow: 0px 0px 2px #000, 1px 1px #000, 1px -1px #000, -1px 1px #000, -1px -1px #000, 1px 0px #000, 0px 1px #000, -1px 0px #000, 0px -1px #000;
}
/* Eliminate hover effects on label */
.nemo-desktop.nemo-canvas-item:hover {
    background-color: transparent;
    background-image: none;
}
/* Improve theme integration for selected icon label effects */
.nemo-desktop.nemo-canvas-item:selected {
    background-color: @theme_selected_bg_color;
    background-image: none;
    color: @theme_selected_fg_color;
    text-shadow: none;
}

/* Scrollbar width fixes */
scrollbar.vertical slider,
scrollbar.slider.vertical
{
    min-width: 1em;
}
scrollbar.horizontal slider,
scrollbar.slider.horizontal
{
    min-height: 1em;
}

/* Better visibility of screen-saver text on light backgrounds */
.csstage .unlockbox,
.csstage .clock,
.csstage .notificationwidget,
.csstage .powerwidget,
.csstage .trackname,
.csstage .albumartist  {
    color: #fff;
    text-shadow: 0px 0px 2px #000, 1px 1px #000, 1px -1px #000, -1px 1px #000, -1px -1px #000, 1px 0px #000, 0px 1px #000, -1px 0px #000, 0px -1px #000;
}