 window.fastDesignProvider("#header-design-provider");
  const body_design = window.bodyDesign = new window.fastDesignProvider("#body-design-provider");
  body_design.setLuminance({{ style.luminance }});
  body_design.setAccentColor("{{ style.accent_base_color }}")
  body_design.setNeutralColor("{{ style.neutral_color }}");
  header_design.setLuminance("{{ style.header_luminance }}");
  header_design.setAccentColor("{{ style.header_accent_base_color }}");
  header_design.setNeutralColor("{{ style.header_neu