Just downloaded the “beta” 1.10 and all is working fine

- type: "custom:button-card"
color_type: icon
entity: sensor.qnapb3c_cpu_usage
icon: mdi:chip
size: 30px
name_template: >
return 'CPU: ' + entity.state + '%';
show_label: true
show_name: true
action: none
styles:
icon:
- height: 18px
card:
- height: 80px
label:
- font-size: 12px
show_last_changed: true
Thanks again!