.aboutUs-hero-section img {
  width: 100%;
  color: #fff;
  font-size: 20px;
  position: relative;
}

.sec-img {
  width: 100%;
  height: 400px;
  border-top-left-radius: 6px;
  border-top-right-radius: 6px;
  border-bottom-left-radius: 0px;
  border-bottom-left-radius: 0px;
}

.abtUsFiberWrapper h1 {
  font-size: 32px;
  color: #979696;
}

.abtUsFiberWrapper h3 {
  font-size: 42px;
  margin-top: 20px;
  margin-bottom: 20px;
  text-align: center;
  font-family: "Open Sans", sans-serif;
  font-weight: 700;
}

.qualityWrapper h3 {
  font-size: 42px;
  margin-top: 20px;
  margin-bottom: 20px;
  text-align: center;
  font-family: "Open Sans", sans-serif;
  font-weight: 700;
}

/* responsiveness css start----------------------------------------------------------------------------- */

@media screen and (max-width: 991.98px) {
  .aboutUs-hero-section img {
    width: 100%;
    color: #fff;
    border-radius: 5px;
    font-size: 20px;
    position: relative;
  }

  .sec-img {
    height: 200px;
  }

  .abtUsFiberWrapper h3 {
    font-size: 32px;
    margin-top: 15px;
    margin-bottom: 12px;
  }

  .abtUsFiberWrapper p {
    font-size: 14px;
  }

  .qualityWrapper h3 {
    font-size: 32px;
    margin-top: 15px;
    margin-bottom: 12px;
  }

  .abtUsFiberWrapper h1 {
    font-size: 25px;
  }
  
  h2 strong {
    font-size: 20px;
  }
}

@media screen and (max-width: 575.98px) {

  .abtUsFiberWrapper h3 {
    font-size: 24px;
  }

  .qualityWrapper h3 {
    font-size: 24px;
  }

  .abtUsFiberWrapper p {
    margin-bottom: 5px;
  }
}