vertical icon:close True https://example.com example camera-photo-symbolic image-x-generic-symbolic folder-download-symbolic media-playback-start-symbolic go-home-symbolic open-menu-symbolic end never True vertical web-browser-symbolic 60 web-browser-symbolic 60 web-browser-symbolic 60 web-browser-symbolic 60 web-browser-symbolic 60 web-browser-symbolic 60 web-browser-symbolic 60 web-browser-symbolic 60 xenon