body {
  font-family: Arial, sans-serif;
  text-align: center;
  background-color: #f8f8f8;
}

.container {
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
  display: inline-block;
  margin-top: 50px;
}

.form-group {
  margin-bottom: 10px;
}

input {
  width: 100px;
  padding: 5px;
  margin: 5px;
}

button {
  background: #007BFF;
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  border-radius: 5px;
}

button:hover {
  background: #0056b3;
}

img {
  margin-top: 20px;
  max-width: 100%;
  border: 2px solid black;
  display: none;
}