Fixed expand icons

projects/ng-datatable/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ztimson/ng-datatable",
-  "version": "1.6.2",
+  "version": "1.6.3",
   "homepage": "https://github.com/ztimson/ng-datatable",
   "license": "Apache-2.0",
   "author": {

projects/ng-datatable/src/lib/ng-datatable.component.html

@@ -30,7 +30,7 @@
         <input type="checkbox" [checked]="selectedRows.has(i)"/>
       </td>
       <td *ngIf="expandedTemplate" class="ngdt-expand">
-        <span *ngIf="!selectedRows.has(i)">&#9698;</span>
+        <span *ngIf="!selectedRows.has(i)">&#9658;</span>
         <span *ngIf="selectedRows.has(i)">&#9660;</span>
       </td>
       <ng-container *ngFor="let c of columns">

projects/ng-datatable/src/lib/ng-datatable.component.ts

@@ -3,7 +3,8 @@ import {Column} from './column';
 
 @Component({
   selector: 'ng-datatable',
-  templateUrl: 'ng-datatable.component.html'
+  templateUrl: 'ng-datatable.component.html',
+  styles: ['.ngdt-expand {font-family: sans-serif;}']
 })
 export class NgDatatableComponent implements OnInit {
   // Inputs ============================================================================================================