.scan-article .btn {
  display: block;
  margin-top: 30px;
  text-align: center;
}
.scan-article .btn a {
  padding: 4px 60px 6px;
  color: #fff;
  background: #377eeb;
  border-radius: 30px;
  border: 1px solid #377eeb;
  font-size: 18px;
  text-decoration: none;
  transition: 0.3s;
}
.scan-article .btn a:hover {
  color: #377eeb;
  background: #fff;
}