Examine source code of Transparent Theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Transparent Theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(255, 255, 255, 0)",
      "toolbar_text": "rgb(249, 245, 245)",
      "frame": "rgb(250, 250, 253)",
      "tab_background_text": "rgb(247, 247, 251)",
      "toolbar_field": "rgba(255, 255, 255, 0)",
      "toolbar_field_text": "rgba(252, 252, 252, 0.66)",
      "tab_line": "rgba(252, 252, 252, 0)",
      "popup": "rgba(245, 245, 251, 0.57)",
      "popup_text": "rgba(3, 3, 3, 0.76)",
      "button_background_active": "rgba(250, 250, 253, 0.67)",
      "button_background_hover": "rgba(250, 250, 253, 0)",
      "icons_attention": "rgb(249, 226, 6)",
      "icons": "rgba(4, 4, 4, 0.67)",
      "ntp_background": "rgb(246, 246, 251)",
      "ntp_text": "rgba(0, 0, 0, 0.7)",
      "popup_border": "rgba(0, 0, 0, 0.51)",
      "popup_highlight": "rgba(249, 0, 249, 0)",
      "sidebar_highlight_text": "rgba(248, 242, 248, 0)",
      "tab_text": "rgba(247, 247, 251, 0.96)",
      "tab_loading": "rgba(252, 252, 252, 0)"
    }
  }
}