<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>دعوت</title> <style type="text/css"> body { height: 100%; margin: 0px; background-color: aquamarine; display: flex; align-items: center; text-align: center; justify-content: center; } .city { align-items: center; width: 80%; display: flex; justify-content: center; flex-direction: column; padding: 40px 8%; border-radius: 20px; background-color: #fff; } .city-name { font-size: 2em; } </style> </head> <body> <div class="city"> <h2 class="city-name"> <span>لطفا اتصال به شبکه را چک کنید.</span> </h2> </div> </body> </html>