rice/dots/.mozilla/firefox/i9hr3nfd.default-release/chrome/userChrome.css

#TabsToolbar {
    display: none;
}

#nav-bar {
    background: #ffffff !important;
}

#sidebar-splitter {
    background: #ffffff !important;
    width: 0 !important;
}

#sidebar-header {
    display: none;
}