a {
  display: block;
  width: 50%;
  font-family: Arial, Helvetica, sans-serif;
  border-radius: 10%;
  margin: 10%;
  border-radius: 25%;
  background-color: #deb887;
  align-items: center;
  color: #000000d3;
  text-decoration: none;
}
a:hover{
  background-color: transparent;
  border: 20% solid rgb(20, 20, 20);
  color: burlywood;
}