Ionic fab is not opening inside a
<ion-grid>
<ion-row>
<ion-col>
<ion-fab center middle>
<button ion-fab color="danger"><ion-icon name="md-share"></ion-icon></button>
<ion-fab-list side="left">
<button ion-fab color="primary"><ion-icon name="logo-vimeo"></ion-icon></button>
</ion-fab-list>
<ion-fab-list side="left">
<button ion-fab color="secondary"><ion-icon name="logo-facebook"></ion-icon></button>
</ion-fab-list>
<ion-fab-list side="left">
<button ion-fab color="light"><ion-icon name="logo-googleplus"></ion-icon></button>
</ion-fab-list>
<ion-fab-list side="left">
<button ion-fab color="dark"><ion-icon name="logo-twitter"></ion-icon></button>
</ion-fab-list>
</ion-fab>
</ion-col>
</ion-row>
</ion-grid>