.btn-border_ab1 {
  display: inline-block;
  text-align: center;
  width: 100%;
  background-color: #8FC31F;
  border: 1px solid #8FC31F;
  font-style: normal;
  font-size: 15px;
  color: #ffffff;
  text-decoration: none;
  font-weight: 400;
  padding: 1em;
  border-radius: 4px;
  transition: .3s;
}

.btn-border_ab1:hover {
  background-color: #ffffff;
  border-color: #8FC31F;
  color: #8FC31F;
}

.btn-border_ab2 {
  display: inline-block;
  text-align: center;
  width: 240px;
  background-color: #279CC9;
  border: 1px solid #279CC9;
  font-style: normal;
  font-size: 14px;
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.6em;
  border-radius: 4px;
  transition: .3s;
}

.btn-border_ab2:hover {
  background-color: #ffffff;
  border-color: #279CC9;
  color: #279CC9;
}

.btn-border_ab3 {
  display: inline-block;
  text-align: center;
  width: 245px;
  background-color: #279CC9;
  border: 1px solid #279CC9;
  font-style: normal;
  font-size: 15px;
  color: #ffffff;
  text-decoration: none;
  font-weight: 400;
  padding: 0.8em;
  border-radius: 4px;
  transition: .3s;
}

.btn-border_ab3:hover {
  background-color: #ffffff;
  border-color: #279CC9;
  color: #279CC9;
}