// Function to inject HTML and CSS function injectTopLeftImage() { // Create style element const style = document.createElement('style'); style.textContent = ` .top-left-image { position: fixed; top: 0; left: 0; z-index: 9999; } `; document.head.appendChild(style); // Create HTML element const container = document.createElement('div'); container.innerHTML = ` Top-Left Image `; document.body.appendChild(container); } // Ensure the function runs after the page loads window.addEventListener('DOMContentLoaded', injectTopLeftImage);