How to hide icons in PrimeFaces fileUpload component.

PrimeFaces version: 3.5

to hide icon in choose button

  .fileupload-buttonbar .fileinput-button .ui-icon-plusthick{
         display: none !important;
 }

to hide icon in upload button

 .fileupload-buttonbar .start .ui-icon-arrowreturnthick-1-n{
         display: none !important;
 }

to hide icon in cancel button

 .fileupload-buttonbar .cancel .ui-icon-cancel{
         display: none !important;
 }

Done!!