Examine source code of Red Neon Theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Red Neon Theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(0, 0, 0)",
      "toolbar_text": "rgb(255, 0, 79)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(128, 0, 39)",
      "toolbar_field": "rgb(0, 0, 0)",
      "toolbar_field_text": "rgb(255, 27, 96)",
      "tab_line": "rgb(255, 0, 79)",
      "popup": "rgb(37, 37, 37)",
      "popup_text": "rgb(255, 0, 79)",
      "button_background_hover": "rgba(255, 69, 126, 0.48)",
      "ntp_background": "rgb(0, 0, 0)",
      "popup_border": "rgb(255, 0, 73)",
      "popup_highlight_text": "rgb(0, 0, 0)",
      "popup_highlight": "rgb(255, 0, 75)",
      "tab_background_separator": "rgb(0, 0, 0)",
      "toolbar_field_border_focus": "rgb(255, 0, 79)",
      "toolbar_field_border": "rgb(0, 0, 0)",
      "toolbar_field_focus": "rgba(0, 0, 0, 0.36)",
      "toolbar_field_separator": "rgb(137, 0, 37)",
      "tab_loading": "rgb(255, 0, 79)"
    }
  }
}