@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);

@-moz-document url-prefix(chrome://adblockplus) {

image#listEditorIcon {
   list-style-image: url("chrome://global/skin/icons/close.png") !important;
   -moz-image-region: rect(0px 16px 16px 0px) !important;
   opacity: 1 !important;
}
/* If your theme doesn't have a hover state for close tab button, 
   comment out below this point, that usually compensates */
image#listEditorIcon:hover {
   list-style-image: url("chrome://global/skin/icons/close.png") !important;
   -moz-image-region: rect(0px 32px 16px 16px) !important;
}
image#listEditorIcon:hover:active {
   list-style-image: url("chrome://global/skin/icons/close.png") !important;
   -moz-image-region: rect(0px 48px 16px 32px) !important;
}

}