*{
    margin: 0;
    padding: 0;
    box-sizing: content-box;
  }
  
  body{
    background-image: url('hangar.jpg');    
    background-repeat: no-repeat;
    background-size:cover;
  
  }

  .wrapper-main{
    width: 100%;
  }


  
  header{
    background-color: rgb(0, 76, 255);
    color:aliceblue;
    height: 10vh;
    width: 100%;
  
  }
  .Radar1{
    width: 5vh;
    height: 6vh;
    float: left;
  }
  
  .Radar2{
    width: 5vh;
    height: 6vh;
    float: right;
    
  }
  
  
  h1{
    
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
    text-align: center;
    font-size: 70px;
    font-stretch:wider;
      
  }
  
  .container{
    height: 100%;
    width: 400px;
    margin: 50px auto;
    padding: 0%;
  }

  
  
  .input-group {
    margin-bottom: 15px;
  }
  
  label {
    display: block;
    margin-bottom: 5px;
  }
  
  input[type="password"],
  input[type="password"],
  input[type="password"],
  button {
    width: 100%;
    padding: 8px;
    border-radius: 3px;
    border: 1px solid #ccc;
  }
  
  button {
    background-color: #007bff;
    color: white;
    cursor: pointer;
  }
  
  button:hover {
    background-color: #0056b3;
  }
  
  input[type="submit"] {
    padding: 8px 20px;
    border: none;
    border-radius: 3px;
    background-color: #007bff;
    color: white;
    cursor: pointer;
  }
  
  input[type="submit"]:hover {
    background-color: #0056b3;
  }

  .error{
     background: #ccc;
     color: aqua;
     padding: 20px;
     width:95%;
     border-radius: 5px;
     margin: 20px auto;
    }