.form-field__datepicker mat-datepicker-toggle[disabled] button,
.form-field__datepicker mat-datepicker-toggle .mat-icon-button[disabled][disabled]{
  border:none !important;
  display:none !important;
}


.form-field__datepicker input[readonly] + mat-datepicker,
.form-field__datepicker mat-datepicker-toggle[readonly] button{
  pointer-events: none;
  display:none !important;
}