Examine source code of The Sea Sider

{
  "theme": {
    "images": {
      "theme_frame": "TheSeaSider.JPG"
    },
    "colors": {
      "frame": "#838cc4",
      "tab_background_text": "#d4f7ff"
    }
  },
  "version": "2.0",
  "name": "The Sea Sider",
  "manifest_version": 2,
  "description": "I put some cool color with black too really smooth up the enviroment of the browser and give glossiness on the upper and lower to make it seem like glass curve with gradient."
}