Examine source code of Beach Sunsets

{
  "name": "Beach Sunsets",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "Beach_sunset_AutoCollage_12_Images.jpg"
    },
    "colors": {
      "frame": "rgba(112, 37, 4, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(112, 40, 4, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(112, 40, 4, 0.1)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6b26fe4f-7463-4f24-a209-87a6076e667d}"
    }
  }
}