Examine source code of yew love

{
  "name": "yew love",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "yew-tree-twig-with-red-ripe-fruits_h200.jpg"
    },
    "colors": {
      "toolbar_field": "rgba(182, 224, 97, 1)",
      "toolbar_field_text": "rgba(79, 99, 45, 1)",
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(191, 217, 192, 1)",
      "bookmark_text": "rgba(201, 250, 175, 1)"
    }
  }
}