DIY Interactive Photo Frame with Pop Up Cards, Music, Camera Feeds etc

Sure here’s an example @tamarisk

### the card is a picture-elements card in panel mode ###
type: picture-elements
image: /local/720.jpg
elements:
### photo slideshow ###
  - aspect_ratio: 60%
    type: custom:hui-element
    card_type: picture-entity
    entity: camera.slide
    show_name: false
    show_state: false
    style:
      height: 100%
      left: 50%
      top: 50%
      width: 100%
    
### camera movement example ###
  - type: conditional
    conditions:
      - entity: binary_sensor.garage_movement
        state: 'on'
    elements:
      - type: picture-entity
        entity: camera.garage
        camera_view: live
        aspect_ratio: 80%
        style:
          height: 65%
          left: 60%
          top: 40%
          width: 60%
          
### weather and time ###
  - type: custom:paper-buttons-row
    style:
      left: 12%
      width: 300px
      bottom: 0px
    buttons:
      - image: |
          {{ state_attr('sensor.weather_now','entity_picture') }}
        entity: sensor.time
        layout: icon|state
        tap_action:
          action: none
        style:
          state:
            color: '#f2f2f2'
            font-size: 70px
            text-shadow: 4px 4px 3px black
          icon:
            width: 70px
            height: 70px
            
### meteoalarm active icon ###           
  - type: custom:paper-buttons-row
    style:
      left: 5%
      width: 300px
      bottom: 20px
    buttons:
      - image: |
          {% if is_state('binary_sensor.meteoalarm','on') %}
          /local/hazard.png
          {% endif %}
        layout: icon
        tap_action:
          action: none
        style:
          icon:
            width: 30px
            height: 30px
            border-radius: 0px
            
### kitchen countdown timer ###
  - type: conditional
    conditions:
      - entity: timer.countdown
        state: active
    elements:
      - type: custom:button-card
        entity: timer.countdown
        show_state: true
        show_entity_picture: true
        entity_picture: /local/blueh.gif
        show_name: false
        size: 65px
        styles:
          state:
            - font-size: 40px
            - line-height: 2
        style:
          border-radius: 15%
          height: 120px
          left: 13%
          width: 200px
          bottom: 16%
          
### auto-entities card for various alerts ###          
  - style:
      left: 50%
      width: 400px
      top: 15%
    type: custom:auto-entities
    show_empty: false
    card:
      show_header_toggle: false
      type: entities
    filter:
      exclude:
        - state: unavailable
      include:
      ### examples ###
        - entity_id: sensor.home_iaq_level
          state: Inadequate
          options:
            name: Κακή ποιότητα εσωτ. αέρα
            entity: sensor.empty
            icon: mdi:weather-windy
        - entity_id: sensor.fridge_temperature
          options:
            name: Ψυγείο
            icon: mdi:fridge-outline
          state: '>11'
        - entity_id: binary_sensor.low_diesel
          options:
            name: Πετρέλαιο
            entity: sensor.diesel_litres
            icon: mdi:gas-station
          state: 'on'
        - entity_id: binary_sensor.network_smoke
          options:
            name: Ανιχν. Καπνού
            icon: mdi:fire
            type: custom:template-entity-row
            state: ' '
            tap_action:
              action: none
          state: 'on'