body {
  font-family: Arial, sans-serif;
  background: #f2f2f2;
}

.container {
  max-width: 400px;
  margin: 40px auto;
  background: #fff;
  padding: 20px;
  border-radius: 6px;
}

form input, form button {
  width: 100%;
  padding: 8px;
  margin: 5px 0;
}

ul {
  list-style: none;
  padding: 0;
}

li {
  display: flex;
  justify-content: space-between;
  margin: 6px 0;
}