obrigado.html

<!DOCTYPE html>
<html>

<head>
  <title>Site ENC</title>

  <meta name="viewport" content="width=device-width, initial-scale=1">
  <meta charset="utf-8">
  <meta name="description" content="Site ENC">
  <meta name="keywords" content="Site ENC, UFSCar">
  <meta name="author" content="PET BCC">
  <meta name="language" content="pt-br">

  <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.1/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-F3w7mX95PdgyTmZZMECAngseQB83DfGTowi0iMjiWaeVhAn4FJkqJByhZMI3AhiU" crossorigin="anonymous">
  <link rel="stylesheet" href="css/main.css">
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.1/dist/js/bootstrap.bundle.min.js" integrity="sha384-/bQdsTh/da6pkI1MST/rWKFNjaCP5gBSY4sEBT38Q/9RBh9AH40zEOg7Hlq2THRZ" crossorigin="anonymous"></script>

</head>

<body>
    <h2>Obrigado pelo contato!</h2>
</body>

</html>