a.context_external_tool_23917,#nav-tray-portal a[href$="external_tools/23917"],a.context_external_tool_23918,#nav-tray-portal a[href$="external_tools/23918"],a.context_external_tool_23919,a.context_external_tool_23920,a.context_external_tool_23921 { display:none !important; }