centro de alinhamento vertical iônico
//Works with Ionic 4,5,6
//CSS
ion-grid{
height: 100%;
}
ion-row{
display: flex;
align-items: center;
justify-content: center;
height: 100%;
}
//HTML
<ion-content>
<ion-grid class="ion-text-center">
<ion-row>
<ion-col size="12">
I am the Center of the World
</ion-col>
</ion-row>
</ion-grid>
</ion-content>
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