@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);
#PersonalToolbar toolbarbutton:not([container="true"]) label {
display: none !important;
}
#PersonalToolbar toolbarbutton:not([container="true"]) {
padding: 0 !important;
}
#PersonalToolbar toolbarbutton:not([container="true"]) image {
margin: 0 !important;
}