.hero {
  height: 100vh;
  background: url('img/ab/c5f7535c-bea0-47fc-9937-c9a7238fb641.jpg') no-repeat center center/cover;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.5);
}

.hero .container {
  position: relative;
  z-index: 2;
}

.img-title {
  width : 60%;
  height: 100%;
}