body {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #667eea, #764ba2);
  font-family: Arial, sans-serif;
}

.box {
  background: white;
  padding: 25px;
  border-radius: 10px;
  text-align: center;
  width: 280px;
}

input {
  width: 100%;
  padding: 10px;
  margin: 15px 0;
 
  font-size: 16px;
}

button {
  width: 100%;
  padding: 10px;
  border: none;
  background: #667eea;
  color: white;
  font-size: 16px;
  cursor: pointer;
  border-radius: 5px;
}

button:hover {
  background: #5a67d8;
}