Add close button

src/app/userstory-form/userstory-form.component.html

@@ -1,4 +1,9 @@
 <div class="modal-content p-3">
+    <div>
+        <button (click) ="onClose()" type="button" class="close" aria-label="Close">
+            <span aria-hidden="true">&times;</span>
+        </button>
+    </div>
     <form (ngSubmit)="onSubmit()">
         <div class="form-group">
             <label for="Title">Titel</label>

src/app/userstory-form/userstory-form.component.ts

@@ -49,4 +49,7 @@ export class UserstoryFormComponent implements OnInit {
         this.submitted = true;
         this.activeModalService.close(this.userstory);
     }
+    onClose(){
+        this.activeModalService.dismiss(this.userstory);
+    }
 }