body {
  background: url('../images/orange.jpg') no-repeat center center fixed;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
  font-size: 1rem;
}
  


.container {
  width: 400px;
  height: 300px;
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -150px;
  margin-left: -200px;
  text-align: center;
}
    
form {
  margin-top: 50px;
}
      
label {
  font-size: 1.75em;
  margin-right: .5em;
  color: rgb(255, 255, 255);
}
      
input[type="text"], input[type="password"] {
  padding: .75em 1.25em;
  margin: .5rem 0;
  box-sizing: border-box;
  border: 2px solid #ccc;
  border-radius: 4px;
}
  
input[type="text"]::placeholder, input[type="password"]::placeholder {
  color: #ccc;
  font-size: 1em;
}
  
  input[type="submit"], .guest {
    font-size: 1.25em;
    width: 82%;
    background-color: #1c82b5;
    color: white;
    padding: .9em 1.25em;
    margin: 0.5em 0;
    border: none;
    border-radius: 4px;
    cursor: pointer;
  }
      
  input[type="submit"]:hover, .guest:hover {
    background-color: #e59809;
  }