Examine source code of BTS aesthetic

{
  "name": "Capture~",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Capture~ (3).PNG"
    },
    "colors": {
      "frame": "rgba(255, 209, 238, 1)",
      "tab_background_text": "rgba(64, 56, 56, 1)",
      "toolbar": "rgba(255, 209, 238, 1)",
      "bookmark_text": "rgba(64, 56, 56, 1)",
      "toolbar_field": "rgba(255, 255, 255, 1)",
      "toolbar_field_text": "rgba(64, 56, 56, 1)"
    }
  }
}