geopf-extensions-openlayers/src/packages/CSS/Controls/Zoom/GPFzoom.css

French Geoportal Extensions for OpenLayers libraries

[id^=GPzoom-] {
    top: 0.5em;
    left: 0.5em;
}

.ol-custom-zoom {}

.ol-custom-zoom-in,
.ol-custom-zoom-out {}