body {
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  height: 90vh;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
}
button {
  padding: 20px 60px;
  margin-top: 10px;
  background: #000;
  color: #fff;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: medium;
  border: none;
  transition: all 0.3s ease; /* fixed */
  cursor: pointer;
  border-radius: 5px;
}

button:hover {
  background: #333; /* optional: subtle hover effect */
}