I have an some horizontal steppers in my app, and I would like to set in one of them the content height to 100%. I'm not able to do it <div style="height: 500px; border: 2px solid blue;"> <mat-horizontal-stepper #stepper fxFlexFill style="background: red"> <mat-step label="Step 1" fxFlexFill> <div style="border: 2px solid green;" fxFlexFill> test size </div> </mat-step> <mat-step label="Step 2" fxFlexFill> <div style="border: 2px solid green;" fxFlexFill> test size </div> </mat-step> </mat-horizontal-stepper> </div> I guess that updating mat-horizontal-content-container and .mat-horizontal-stepper-content classes should work, but then the rest of my steppers will be affected. Is it a way to do it? There is a working example https://stackblitz.com/edit/angular-zcvugh?file=src/app/app.component.html Continue reading...