body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: black;
  color: #00ffcc;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.container {
  background: #111;
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 0 20px #00ffcc;
  width: 400px;
  text-align: center;
}

input, select, button {
  display: block;
  margin: 10px auto;
  padding: 10px;
  width: 90%;
  border-radius: 10px;
  border: none;
}

button {
  background: #00ffcc;
  color: black;
  font-weight: bold;
  cursor: pointer;
}

button:hover {
  background: #00ffaa;
}