icon-arrow-downicon-arrow-lefticon-arrow-righticon-arrow-upicon-audio-pauseicon-audio-playicon-audio-volumeicon-close-immerseicon-closeicon-emailicon-expandicon-facebookicon-gplusicon-linkedinicon-maximizeicon-minimizeicon-next-pageicon-next-sectionicon-pagesicon-pdficon-play icon-prev-pageicon-printicon-shareicon-twittericon-zoom-inicon-zoom-out