.btn-border_ab2 {
  display: inline-block;
  width: 250px;
  text-align: center;
  background-color: #0091DB;
  border: 1px solid #0091DB;
  font-size: 16px;
  color: #ffffff;
  text-decoration: none;
  font-weight: normal;
  padding: 15px;
  border-radius: 4px;
  transition: .4s;
}

.btn-border_ab2:hover {
  background-color: #ffffff;
  border-color: #0091DB;
  color: #0091DB;
}

.btn-border_re2 {
  display: inline-block;
  width: 440px;
  text-align: center;
  background-color: #0091DB;
  border: 1px solid #0091DB;
  font-size: 17px;
  color: #ffffff;
  text-decoration: none;
  font-weight: normal;
  padding: 15px;
  border-radius: 4px;
  transition: .4s;
}

.btn-border_re2:hover {
  background-color: #ffffff;
  border-color: #0091DB;
  color: #0091DB;
}