homeassistant-config/lovelace/energy.yaml

- view_layout:
    grid-area: "card1"
  type: 'custom:button-card'
  template: card_title
  name: Energy


- view_layout:
    grid-area: "card1"
  type: 'custom:button-card'
  template: card_graph
  entity: sensor.schreibtisch_current_consumption
  variables:
    ulm_card_graph_color: "var(--google-green)"
    ulm_card_graph_name: Desk
    ulm_card_graph_entity: sensor.schreibtisch_current_consumption
    ulm_card_graph_type: fill
    ulm_card_graph_hours: 12


- type: "horizontal-stack"
  cards:
    - view_layout:
        grid-area: "card1"
      type: 'custom:button-card'
      template: card_generic
      entity: sensor.schreibtisch_today_s_consumption
      variables:
        ulm_card_generic_name: Today
        ulm_card_generic_icon: "mdi:home-lightning-bolt"

    - view_layout:
        grid-area: "card1"
      type: 'custom:button-card'
      template: card_generic
      entity: sensor.schreibtisch_total_consumption
      variables:
        ulm_card_generic_name: Total
        ulm_card_generic_icon: "mdi:home-lightning-bolt"