Code of YouTube Thumbnail Downloader Tool In HTML with JS
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>YouTube Thumbnail Downloader Tool</title> <style> * { box-sizing: border-box; } body { font-family: Arial, sans-serif; margin: 0; padding: 0; } .container { max-width: 800px; margin: 0 auto; padding: 20px; } h1 { text-align: center; } input[type=text] { width: 100%; padding: 12px 20px;...