ui enhancements and song state

src/app/widget-modules/components/card/card.module.ts

@@ -1,13 +1,19 @@
 import {NgModule} from '@angular/core';
 import {CommonModule} from '@angular/common';
 import {CardComponent} from './card.component';
+import {MatButtonModule} from '@angular/material/button';
+import {RouterModule} from '@angular/router';
+import {FontAwesomeModule} from '@fortawesome/angular-fontawesome';
 
 
 @NgModule({
   declarations: [CardComponent],
   exports: [CardComponent],
   imports: [
-    CommonModule
+    CommonModule,
+    MatButtonModule,
+    RouterModule,
+    FontAwesomeModule
   ]
 })
 export class CardModule {