Mattenkarten -Titeltitelzentrum
----- html file:
<mat-card class="title_center">
<mat-card-title>spreadsheet</mat-card-title>
</mat-card>
----- css file:
.title_center {
display: flex;
justify-content: center; /* align horizontal */
align-items: center; /* align vertical */
}
serhii.nahornyi