I messed around on an actual computer last night and made some progress. This is what I have for anyone that may need something similar.
type: custom:button-card
entity: input_boolean.coffee_maker_trigger
show_name: false
state:
- icon: mdi:toggle-switch
value: 'on'
color: var(--paper-item-icon-color)
- icon: mdi:toggle-switch-off
value: 'off'
size: 50px
styles:
grid:
- grid-template-areas: ' "grid1 i grid3" "grid4 grid4 grid4"'
- border: solid 1px
- border-color: '#F00'
- grid-template-columns: 1fr 1fr 1fr
- grid-template-rows: 1fr 1fr
- margin-top: '-18px'
- margin-bottom: '-18px'
card:
- border-radius: 0%
- font-size: 24px
- color: '#F00'
- border: solid 1px
- border-color: '#0F0'
icon:
- margin-top: '-35px'
custom_fields:
grid1:
- justify-self: end
- align-self: start
grid3:
- justify-self: start
- align-self: start
grid4:
- background-color: '#FF0000'
- align-self: center
- justify-self: center
- height: 100px
- width: 100%
custom_fields:
grid1: Alarm
grid3: Timer
grid4: |
[[[
return `Alarm<ha-icon
icon="mdi:server"
style="width: 10%; color: white; margin-top: 6%">
</ha-icon>Timer`
]]]