Examine source code of Pusheen Mint

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Pusheen Mint",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat-x"
      ]
    },
    "colors": {
      "toolbar": "rgba(32, 140, 108, 0.08)",
      "toolbar_text": "rgb(25, 67, 37)",
      "frame": "rgb(217, 250, 238)",
      "tab_background_text": "rgb(90, 109, 99)",
      "toolbar_field": "rgba(251, 251, 251, 0.08)",
      "toolbar_field_text": "rgb(32, 84, 47)",
      "tab_line": "rgb(158, 248, 193)",
      "popup": "rgb(237, 250, 246)",
      "popup_text": "rgb(32, 84, 47)",
      "tab_loading": "rgb(158, 248, 193)"
    }
  }
}