h4 {
        font: 33px sans-serif;
        margin-top: 30px;
        text-align: center;
        text-transform: uppercase;
      }
      h4.background {
        position: relative;
        z-index: 1;
      }
      h4.background:before {
        border-top: 2px solid #dfdfdf;
        content: "";
        margin: 0 auto;
        position: absolute;
        top: 50%;
        left: 0;
        right: 0;
        bottom: 0;
        width: 95%;
        z-index: -1;
      }
      h4.background span {
        background: #fff;
        padding: 0 15px;
        font-size: 30px;
      }
      /*tambahan*/
      span {
        font-size: 17px;
        border: 2px;
      }
      /**/