app.component.html

<mat-tab-group class="wrapper">

    <mat-tab label="Map"> 
        <app-map></app-map>
        <app-table></app-table> 
    </mat-tab>

    <mat-tab label="Pick list"> 
        <pick-list> ... </pick-list>
    </mat-tab>

    <mat-tab label="Timeline"> 
        <chart-timeline> ... </chart-timeline> 
    </mat-tab>
    
</mat-tab-group>