HA - custom:button-card 'Breathing' Animation

entity: binary_sensor.openclose_26
icon: 'mdi:doorbell'
name: Front
extra_styles: |
  @keyframes mymove {
    50% {box-shadow: 0 0 20px red;}
    }
state:
  - icon: 'mdi:door-closed'
    styles:
      card:
    #    - height: 80px
      icon:
        - width: 45%
        - opacity: 0.5
        - padding-top: 10px
      name:
        - padding: 10px
        - font-size: 12px
        - text-overflow: unset
        - white-space: unset
        - word-break: break-word
    value: 'off'
  - color: white
    icon: 'mdi:door-open'
    operator: default
    styles:
      card:
 #       - height: 80px
        - animation: mymove 2s infinite
      icon:
        - width: 45%
        - padding-top: 10px
        - color: 'rgba(255, 0, 0, 0.6)'
      name:
        - padding: 10px
        - color: red
        - font-weight: bold
        - font-size: 12px
        - text-overflow: unset
        - white-space: unset
        - word-break: break-word
type: 'custom:button-card'