Examine source code of Genderfluid Simple

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Genderfluid Simple",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(31, 34, 61)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 117, 162)",
      "toolbar_field": "rgb(54, 58, 89)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(190, 24, 214)",
      "popup": "rgb(51, 62, 189)",
      "popup_text": "rgb(215, 226, 239)",
      "ntp_text": "rgb(255, 255, 255)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "sidebar_text": "rgb(255, 255, 255)",
      "tab_loading": "rgb(190, 24, 214)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{df83531c-77c2-49ac-9fa9-f7eee0732c5f}"
    }
  }
}