body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background-color: #f1f1f1;
}

.container {
  background-color: #fff;
  border-radius: 5px;
  padding: 20px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.container h2 {
  text-align: center;
}

.container input[type="text"],
.container input[type="password"] {
  width: 100%;
  padding: 10px;
  margin-bottom: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
}

.container input[type="submit"] {
  width: 100%;
  background-color: #4caf50;
  color: #fff;
  padding: 10px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  margin-bottom: 5px;
}

.container input[type="submit"]:hover {
  background-color: #45a049;
}

.return-button {
  width: 100%;
  background-color: #787b82;
  color: #fff;
  padding: 10px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}