Examine source code of Test 2

{
  "name": "Test 2",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "2253x200.png"
    },
    "colors": {
      "frame": "rgba(58, 111, 224, 0)",
      "tab_background_text": "rgba(255, 221, 0, 0.43)",
      "toolbar": "rgba(255, 255, 255, 0)",
      "bookmark_text": "rgba(0, 0, 0, 0.45)",
      "toolbar_field": "rgba(0, 196, 29, 0)",
      "toolbar_field_text": "rgba(0, 0, 0, 0.47)",
      "tab_line": "rgba(22, 7, 105, 0)"
    }
  }
}