Examine source code of magnificent feeling

{
  "name": "magnificent feeling",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "aa.jpg"
    },
    "colors": {
      "frame": "rgba(8, 91, 110, 1)",
      "tab_background_text": "rgba(8, 91, 110, 1)",
      "toolbar": "rgba(123, 148, 158, 1)",
      "bookmark_text": "rgba(2, 68, 84, 1)",
      "toolbar_field": "rgba(245, 249, 250, 1)",
      "toolbar_field_text": "rgba(2, 68, 84, 1)"
    }
  }
}