Remove unused images and background configurations from the project

- Deleted multiple unused SVG and PNG images from the public/images directory, including brand and country assets.
- Removed background image and content configurations from the Tailwind CSS configuration file to streamline the project.

tailwind.config.ts

@@ -266,12 +266,6 @@ const config: Config = {
         "4/3": "4 / 3",
         "21/9": "21 / 9",
       },
-      backgroundImage: {
-        video: "url('../images/video/video.png')",
-      },
-      content: {
-        "icon-copy": 'url("../images/icon/icon-copy-alt.svg")',
-      },
       transitionProperty: { width: "width", stroke: "stroke" },
       borderWidth: {
         6: "6px",