Examine source code of Bellow

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Bellow",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-009-f069b97f439938a011297c84464f0df6.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(223, 236, 244)",
      "toolbar_text": "rgb(47, 76, 98)",
      "frame": "rgb(91, 131, 153)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(251, 254, 255)",
      "toolbar_field_text": "rgb(47, 76, 98)",
      "tab_line": "rgb(255, 247, 40)",
      "popup": "rgb(243, 248, 249)",
      "popup_text": "rgb(47, 76, 98)",
      "button_background_active": "rgb(243, 248, 249)",
      "icons": "rgb(19, 50, 79)",
      "ntp_background": "rgba(235, 244, 249, 0.85)",
      "tab_loading": "rgb(255, 247, 40)"
    }
  }
}