Examine source code of wall cracked simple theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "wall cracked simple theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat-x"
      ]
    },
    "colors": {
      "toolbar": "rgba(71, 71, 71, 0.13)",
      "toolbar_text": "rgb(249, 249, 249)",
      "frame": "rgb(98, 98, 98)",
      "tab_background_text": "rgb(135, 135, 135)",
      "toolbar_field": "rgba(78, 78, 78, 0.43)",
      "toolbar_field_text": "rgb(78, 78, 78)",
      "tab_line": "rgb(255, 248, 0)",
      "popup": "rgb(135, 132, 132)",
      "popup_text": "rgb(252, 254, 255)",
      "tab_loading": "rgb(255, 248, 0)"
    }
  }
}