Examine source code of deepin3

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Deepin Aero",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(255, 255, 255, 0.85)",
      "toolbar_text": "rgb(8, 8, 8)",
      "frame": "rgb(227, 227, 227)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(255, 255, 255, 0)",
      "toolbar_field_text": "rgb(5, 5, 5)",
      "tab_line": "rgba(247, 133, 0, 0)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(39, 39, 39)",
      "tab_loading": "rgba(247, 133, 0, 0)"
    }
  }
}