.ad-layout img {
  display: block;
  width: 100%;
}

.intro-cont {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  font-size: 20px;
  margin: 40px 0;
}

.intro-cont img {
  margin-top: 20px;
  display: block;
  width: 100%;
}