.bg-container{
  width: 100%;
  height: 300px;
}
.bg-container .content{
  position: absolute;
  z-index:999;
  text-align: center;
  width: 100%;
}
.bg-container::after{
  content: "";
  position: absolute;
  top: 0px;
  left: 0px;
  width: 100%;
  height: 100%;
  z-index:-99;
  /* background-image: url("/img/bg1.jpg"); */
  background-size: cover;
  opacity: 0.2;
}