.button {
  background-color: #4CAF50; /* Green */
  border: none;
  color: white;
  padding: 10px 20px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 30px;
    font-weight: 900;
    letter-spacing: 3px;
    cursor:pointer;
}

.button1 {background-color: #000000; border-radius: 12px;} /* Black */
.button1a {background-color: #ffffff; border-radius: 12px; color: black;} /* Black */