               id: 'background_color'
               type: 'checkbox'
               name: 'background_color'
-              defaultValue: is_light
+              defaultChecked: is_light
               onChange: (e) =>
                 edit_banner.background_css = if e.target.checked then "rgb(255,255,255)" else 'rgb(0,0,0)'
                 save edit_banner

    return SPAN(null) if !editing

    is_light = is_light_background()
    icon_height = 50
    color = if is_light then 'rgba(0,0,0,1)' else 'rgba(255,255,255,1)'


    edit_banner = fetch 'edit_banner'
    is_admin = fetch('/current_user').is_admin

    description = fetch("forum-description").html or customization('banner')?.description
    has_description = description?.trim().length > 0 && description.trim() != '<p><br></p>'

    is_light = is_light_background()
