free uc 1
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Download Courses</title> <style> body { font-family: 'Arial', sans-serif; text-align: center; background-color: #f7f7f7; margin: 0; padding: 0; } .container { background-color: #fff; padding: 20px; border-radius: 10px; box-shadow: 0 0 10px rgba(0, 0, 0, 0.2); display: inline-block; margin: 20px auto; } h1 { color: #333; margin-bottom: 20px; } .checkbox, .radio { displa...