Missing bottom padding

[hannesbe]

There seems to be some bottom padding missing?

card:
  columns:
    - field: line_transport_type
      title: ' '
    - field: line_number_public
      title: Line
    - field: final_destination
      title: Towards
    - field: due_in_min
      title: In
    - field: due_at_realtime
      title: Real-time
    - field: due_at_schedule
      title: Scheduled
  config_type: columns
  entity: sensor.mas_antwerpen
  title: MAS
  type: 'custom:delijn-card'
conditions:
  - entity: sensor.mas_antwerpen
    state_not: unavailable
type: conditional