body {
  font-family: Arial, sans-serif;
  background: #f5f7f8;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}
.login-box, .register-box {
  background: #fff;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0px 5px 15px rgba(0,0,0,0.1);
  width: 300px;
  text-align: center;
}
input {
  width: 90%;
  padding: 10px;
  margin: 8px 0;
  border: 1px solid #ccc;
  border-radius: 5px;
}
button {
  width: 100%;
  padding: 10px;
  background: #002b5b;
  color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}
button:hover {
  background: #023d7a;
}