Examine source code of Mosquito

{
  "manifest_version": 2,
  "version": "1.0b",
  "name": "Mosquito",
  "theme": {
    "images": {
      "theme_frame": "nature.png"
    },
    "colors": {
      "frame": "#cfc1a7",
      "tab_text": "#3E4041",
      "tab_line": "#0C0C07",
      "ntp_text": "#3E4041",
      "icons": "#151617",
      "toolbar_field": "transparent",
      "toolbar_field_text": "#151617",
      "toolbar_field_border": "#0c0c07",
      "popup": "#bcc7a9aa",
      "popup_text": "#151617"
    }
  }
}