Examine source code of soft_paper_grid_1

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "soft_paper_grid_1",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-006-51ab495c5f5dde6a3cddb22484acd00d.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(255, 250, 239)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(214, 201, 181)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(255, 250, 239)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(0, 0, 0)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(0, 0, 0)",
      "button_background_active": "rgba(255, 250, 239, 0.72)",
      "button_background_hover": "rgba(255, 250, 239, 0.72)",
      "tab_loading": "rgb(0, 0, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9045d5be-ac78-46e1-baf0-f0020091e25a}"
    }
  }
}