.hero-img {
	height: 50vh;
/*	background-image: url(../imgs/pngtree-city.jpg);*/
	background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url("../images/back-2.jpg");
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center;
	position: relative;
}

.hero-text {
  text-align: center;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  /*color: white;*/
  color: red;
}