body {
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(to right, #74ebd5, #ACB6E5);
  color: #333;
  text-align: center;
  padding: 20px;
}

h1 {
  color: #fff;
  text-shadow: 1px 1px 2px #000;
}

input, button {
  padding: 10px;
  margin: 10px;
  border-radius: 5px;
  border: none;
  font-size: 16px;
}

input {
  width: 200px;
}

button {
  background-color: #4CAF50;
  color: white;
  cursor: pointer;
}

button:hover {
  background-color: #45a049;
}

ul {
  list-style: none;
  padding: 0;
  margin-top: 20px;
}

li {
  background: #fff;
  margin: 5px auto;
  padding: 10px;
  width: 300px;
  border-radius: 5px;
  box-shadow: 0 0 5px rgba(0,0,0,0.2);
}