I think in mobile view, adding more variant size of the card, by resizing not active one.
Activity
[-]Resize not current (selected) card[/-][+]Resize not current *(selected)* card[/+][-]Resize not current *(selected)* card[/-][+]Resize not current _(selected)_ card[/+][-]Resize not current _(selected)_ card[/-][+]Resize not current __(selected)__ card[/+][-]Resize not current __(selected)__ card[/-][+]Resize not current __selected__ card[/+][-]Resize not current __selected__ card[/-][+]Resize not current ~selected~ card[/+][-]Resize not current ~selected~ card[/-][+]Resize not current `selected` card[/+]