Examine source code of Green coffee

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Green coffee",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-030-0f935cfde055600d01a959c5c15353de.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(0, 0, 0)",
      "toolbar_text": "rgb(33, 187, 75)",
      "frame": "rgb(77, 77, 77)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(42, 202, 17)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(255, 163, 95)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(32, 146, 63)",
      "tab_loading": "rgb(255, 163, 95)"
    }
  }
}