::ng-deep .ui-fileupload-choose .fa-plus::before {
content: "\F0A6";
background: red;
}
::ng-deep .ui-button .fa-upload::before{
background: red;
content: "\F0A6";
}
::ng-deep .ui-button .fa-close::before{
background: red;
content: "\F0A6";
}
but new primeng pi-upload,pi-times