Blinking Icons

- type: custom:mushroom-template-card
                    primary: Living Room
                    icon: mdi:sofa
                    icon_color: red
                    layout: horizontal
                    entity: switch.radiator_light_strip
                    secondary: >
                      {{state_attr('climate.living_room', 'current_temperature')
                      }} °C
                    tap_action:
                      action: navigate
                      navigation_path: living-room
                    card_mod: null
                    style: |
                      ha-card {
                        box-shadow: 0px 0px;
                         }
                  - type: custom:vertical-stack-in-card
                    horizontal: true
                    cards:
                      - type: custom:mushroom-template-card
                        entity: switch.radiator_light_strip
                        layout: vertical
                        icon: |-

                          {% if is_state('switch.radiator_light_strip', 'on') %}

                            mdi:lightbulb-group

                          {% else %}

                            mdi:lightbulb-group-off

                          {% endif %}
                        icon_color: |-

                          {% if is_state('switch.radiator_light_strip', 'on') %}

                            yellow

                          {%else%}
                            transparent

                          {% endif %}
                        card_mod: null
                        style: |
                          ha-card {
                            box-shadow: 0px 0px;
                            }
                      - type: custom:mushroom-template-card
                        entity: null
                        layout: vertical
                        icon: |-

                          {% if is_state('binary_sensor.', 'on')%}

                            mdi:motion-sensor

                          {% else %}

                            mdi:motion-sensor-off

                          {% endif %}
                        icon_color: |-

                          {% if is_state('binary_sensor.','on')%}

                            red

                          {%else%}
                            transparent

                          {% endif %}
                        card_mod: null
                        style: |
                          ha-card {
                            box-shadow: 0px 0px;
                            }
                      - type: conditional
                        conditions:
                          - entity: media_player.living_room_echo_show
                            state_not: 'off'
                          - entity: media_player.living_room_echo_show
                            state_not: idle
                        card:
                          type: custom:mushroom-template-card
                          layout: vertical
                          entity: media_player.living_room_echo_show
                          icon: >

                            {% if is_state('media_player.living_room_echo_show',
                            'playing')%}

                              mdi:speaker-wireless

                            {% else %}

                              mdi:speaker

                            {% endif %}
                          icon_color: >-

                            {% if is_state('media_player.living_room_echo_show',
                            'playing') %}

                              purple

                            {% else %}

                              transparent

                            {% endif %}
                          card_mod: null
                          style: |
                            ha-card {
                              box-shadow: 0px 0px;
                            }
                card_mod: null
                style: |
                  ha-card {
                  box-shadow: 0px 0px;
                       }