/* Remove the close button on the tab bar and sidebar */
.tabs-closebutton { display: none !important; }

/* Eliminate the throbber and its annoying movement: */
#throbber-box { display: none !important; }

/*Remove magnifying glass button from search box*/
.search-go-button-stack { display: none !important; }

/*Remove the Go button to the right of the URL box*/
#go-button-stack, .search-go-button-stack {
display: none !important; } 

/* Hide read mail from Tools Menus */
menuitem[label="Read Mail (0 new)"] { display: none; }
menuitem[label="Read Mail (0 new)"] + menuseparator { display: none; }
menuitem[label="New Message..."] { display: none; }
menuitem[label="New Message..."] + menuseparator { display: none; }

/* Remove Web Search from Tools Menu */
menuitem[label="Web Search"] { display: none; }
menuitem[label="Web Search"] + menuseparator { display: none; }

/* Remove the forward and back button dropdown arrows */
#back-button .toolbarbutton-menubutton-dropmarker,
#forward-button .toolbarbutton-menubutton-dropmarker {
  display: none !important; }

/* Remove extra padding from the Navigation Bar */
.toolbarbutton-1, .toolbarbutton-menubutton-button {
  padding: 2px 3px !important;
}
.toolbarbutton-1[checked="true"], .toolbarbutton-1[open="true"],
.toolbarbutton-menubutton-button[checked="true"],
.toolbarbutton-menubutton-button[open="true"] {
  padding: 4px 1px 1px 4px !important; }

/* Remove separators between toolbars*/
#toolbar-menubar {
 min-height: 12px !important;
 padding: 0px !important;
 margin: 0px !important;
 border: none !important;
}
#nav-bar {
 border: none !important;
 padding: 0px !important;
}
#PersonalToolbar {
 border: none !important;
}
#navigator-toolbox {
  border-bottom-width: 0px !important;
}