section{
  display: flex;
  margin:2rem;
  justify-content: center;
  align-items: center;
}
.btn a {
  display: inline-block;
  text-decoration: none;
  border: 2px solid #333;
  color: #333;
  padding: .7rem 1.5rem;
}
.btn.btn__02 a {
  transition: .2s;
  background: #2382e5;
  color: white;
  border: 2px solid #2382e5;
}

.btn.btn__02 a:hover {
  background: white;
  color: #333;
  border: 2px solid #333;
}