.mwt-section-header  {

  position: relative;

  h3 {
    display: inline;
    z-index: 9;
    background: #fff;
    padding-right: 20px;
  }

  .line {
    position: absolute;
    width: 100%;
    height: 1px;
    background: black;
    top: 18px;
  }

}