body {
    margin:0;
    font-family: Arial, sans-serif;
    background-color: hsl(0, 0%, 0%);
  }
  
  .container {
    width: 95%;
    margin:0 auto;
  }
  
  header {
    background-color: #000000;
    color: #fff;
    padding: 10px 0;
    opacity:120%;
  }
  
  header img {
    height: 50px;
    vertical-align: middle;
  }
  
  nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    text-align: right;
  }
  
  nav ul li {
    display: inline;
    margin-left: 20px;
  }
  
  nav ul li a {
    color: #fff;
    text-decoration: none;
  }
  
  footer {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
  }
  footer p{
    border-bottom:double#ffffff;
  }
  footer ul {
    list-style-type: none;
    padding: 0;
  }
  
  footer ul li {
    display: inline;
    margin-right: 10px;
  }
  
  footer ul li a {
    color: #fff;
    text-decoration: none;
  }
.main pre{
text-align: center;
font-family: Georgia, 'Times New Roman', Times, serif;
font-size: 25px;
font-weight: bolder;
color: rgb(235, 235, 224);
}  
main{
    background-image:url(nbg.jpg);
    opacity:100%;
    padding: 380px;
}
.main p{
color:rgb(248, 241, 241);
font-size:15px;
text-align: center;
padding-bottom:20px;
padding-top:5px;
}

body {
  font-family: Arial, sans-serif;
  background-color: #f1f1f1;
}

.login-container {
  max-width: 400px;
  margin: 100px auto;
  padding: 20px;
  background-color: #fff;
  border-radius: 5px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h2 {
  text-align: center;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 15px;
}

label {
  display: block;
  margin-bottom: 5px;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  padding: 8px;
  border-radius: 3px;
  border: 1px solid #ccc;
}

button {
  width: 100%;
  padding: 10px;
  background-color: #007bff;
  color: #fff;
  border: none;
  border-radius: 3px;
  cursor: pointer;
}

button:hover {
  background-color: #0056b3;
}

#message {
  margin-top: 15px;
  text-align: center;
  color: red;
}