.content-banner-ir {
  color: #ffffff;
  background-image: url("../../assets/img/irda.jpg");
  min-height: 200px;
  height: 100%;
  position: relative;
  background-position: right left;
  background-size: cover;
  padding-top: 150px;
}

.content-banner-ir:before {
  position: absolute;
  content: '';
  width: 100%;
  height: 100%;
  background-color: rgba(57,49,49,0.7);
  top: 0;
  left: 0;
  z-index: 1;
}

.content-banner-ir .first-title {
  font-size: 44px;
  font-weight: 400;
  line-height: 1.2;
  position: relative;
  z-index: 2;
  margin: 0px 0px 0px;
}

.content-banner-ir .banner-des {
  font-weight: 400;
  font-size: 12px;
  line-height: 150%;
  letter-spacing: 0;
  position: relative;
  z-index: 2;
  margin: 0;
}