Examine source code of West Coast Tribute

{
  "manifest_version": 2,
  "version": "2.0",
  "name": "West Coast Tribute",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-039-717a66ba4d455686088c80f391cb3264.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(23, 23, 25)",
      "toolbar_field": "rgb(71, 69, 67)",
      "toolbar_field_text": "rgb(244, 247, 242)",
      "tab_line": "rgb(118, 118, 118)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(98, 102, 183)",
      "tab_loading": "rgb(118, 118, 118)",
      "bookmark_text": "rgb(134, 157, 143)",
      "frame": "rgb(146, 7, 10)",
      "tab_background_text": "rgb(187, 199, 207)"
    }
  }
}