Examine source code of Ocean Blue

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Ocean Blue",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-011-d53e0d0d1538ed554a90e056a2f04eca.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(233, 238, 240, 0.29)",
      "toolbar_text": "rgb(249, 0, 101)",
      "frame": "rgb(37, 175, 218)",
      "tab_background_text": "rgb(248, 248, 248)",
      "toolbar_field": "rgb(252, 252, 252)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(255, 121, 150)",
      "popup": "rgb(240, 240, 240)",
      "popup_text": "rgb(0, 94, 125)",
      "tab_loading": "rgb(255, 121, 150)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4096fedf-67b4-475a-9501-033a4490db07}"
    }
  }
}