<div fxFlex class="fxClass-all" ngClass.xs="fxClass-xs" [ngClass.sm]="{'fxClass-sm': hasStyle}" [ngClass.md]="{'fxClass-md': hasStyle, 'fxClass-md2': hasStyle}" [ngClass.lg]="['fxClass-lg', 'fxClass-lg2']"> </div>
<div style="font-style: italic" [ngStyle.xs]="{'font-size.px': 10, color: 'blue'}" [ngStyle.sm]="{'font-size.px': 20, color: 'lightblue'}" [ngStyle.md]="{'font-size.px': 30, color: 'orange'}" [ngStyle.lg]="styleLgExp"> </div>