Examine source code of deathparade

{
  "name": "deathparade",
  "manifest_version": 2,
  "version": "1.1resigned1",
  "theme": {
    "images": {
      "theme_frame": "Death_Parade_Decim_white_hair_anime-31864.png!d.jpg"
    },
    "colors": {
      "frame": "rgba(10, 10, 10, 1)",
      "tab_background_text": "rgba(106, 71, 115, 1)",
      "toolbar": "rgba(222, 222, 222, 0.73)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(106, 71, 115, 1)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a1b0c4db-fc3b-4161-bc68-b82d903df6e7}"
    }
  }
}