}
window:not([chromehidden~=toolbar]) #navigator-toolbox[iconsize=large][mode=icons] >
:-moz-any(#nav-bar[currentset*="unified-back-forward-button,urlbar-container"],#nav-bar:not([currentset])) >
#unified-back-forward-button[forwarddisabled]:hover:not([switchingtabs]) + #urlbar-container > #urlbar > #notification-popup-box[hidden] + #identity-box {
/* forward button hiding is delayed when hovered */
}
window:not([chromehidden~=toolbar]) #navigator-toolbox[iconsize=large][mode=icons] >
:-moz-any(#nav-bar[currentset*="unified-back-forward-button,urlbar-container"],#nav-bar:not([currentset])) >
#unified-back-forward-button[forwarddisabled]:hover:not([switchingtabs]) + #urlbar-container > #urlbar > #notification-popup-box[hidden] + #identity-box {
/* forward button hiding is delayed when hovered */