Examine source code of dark shatte

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "them1",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(57, 31, 70)",
      "toolbar_text": "rgba(7, 8, 7, 0.05)",
      "frame": "rgb(41, 55, 94)",
      "tab_background_text": "rgb(255, 127, 0)",
      "toolbar_field": "rgb(57, 72, 92)",
      "toolbar_field_text": "rgb(0, 255, 0)",
      "tab_line": "rgb(70, 37, 27)",
      "popup": "rgb(89, 55, 48)",
      "popup_text": "rgb(104, 194, 213)",
      "tab_loading": "rgb(70, 37, 27)"
    }
  }
}