Gap example

cards:
  - color_type: blank-card
    name: blank
    styles:
      card:
        - width: 25px
    type: 'custom:button-card'
  - type: 'custom:button-card'
    entity: sensor.vus18_mons_stats_ip
    name: false
    label: ESXi Virtual Machines
    layout: icon_label
    show_state: false
    show_name: false
    show_icon: false
    show_label: true
    entity_picture: /local/esxilogo.png
    show_entity_picture: true
    styles:
      card:
        - height: 100px
        - background-color: transparent
        - box-shadow: 0px 0px 0px 0px
      label:
        - font-size: 22px
        - font-weight: bold
        - padding-right: 65px
      entity_picture:
        - width: 40%
  - color_type: blank-card
    name: blank
    styles:
      card:
        - width: 25px
    type: 'custom:button-card'
type: horizontal-stack