<!DOCTYPE html> <html lang="hu"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Szűrés</title> </head> <body> <form method="POST"> <input type="text" name="szures"> <button type="submit">Szűrés</button> </form> </body> </html>