Examine source code of Neon

{
  "manifest_version": 2,
  "version": "3.7",
  "name": "Neon",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(35, 83, 76, 0)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(255, 252, 0, 0.4)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(255, 183, 0)",
      "popup": "rgb(1, 124, 53)",
      "popup_text": "rgb(0, 0, 0)",
      "button_background_hover": "rgba(0, 0, 0, 0)",
      "ntp_background": "rgb(39, 37, 47)",
      "tab_loading": "rgb(255, 183, 0)"
    }
  }
}