.porto-heading.border-middle-left,
.porto-heading.border-middle-center,
.porto-heading.border-middle-right {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.porto-heading .border-bottom {
  border-bottom-style: solid;
}
.porto-heading.has-border:before {
  margin-right: 1em;
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}
.porto-heading.has-border:after {
  margin-left: 1em;
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}
.porto-heading.border-middle-left:after {
  content: '';
}
.porto-heading.border-middle-right:before {
  content: '';
}
.porto-heading.border-middle-center:before,
.porto-heading.border-middle-center:after {
  content: '';
}