Add show and hide whether checkbox is active or not

src/app/pages/chat/new-group/new-group.page.html

@@ -19,12 +19,12 @@
     <div class="item-container">
       <ion-input placeholder="Título"></ion-input>
     </div>
-    <ion-item class="ion-no-padding item-container-no-border" lines="none">
-      <ion-checkbox color="primary"></ion-checkbox>
+    <div class="item-container-no-border">
+      <ion-checkbox (ionChange)="_ionChange($event)" color="primary"></ion-checkbox>
       <ion-label>Grupo Ultra-secreto</ion-label>
-    </ion-item>
+    </div>
 
-    <div class="container-div">
+    <div *ngIf="showDuration" class="container-div">
       <div class="ion-item-class-2">
         <div class="ion-icon-class">
           <ion-icon slot="start" src="assets/images/icons-duration.svg"></ion-icon>