.block_img{
	position: relative;
}
.con {
  position: absolute;
  bottom: 0;
  background: rgb(0, 0, 0); /* Fallback color */
  background: rgba(0, 0, 0, 0.5); /* Black background with 0.5 opacity */
  color: #f1f1f1;
  height: 100%;
  width: 50%;
  padding: 20px;
}

@media (max-width: 767px) {

	.con{
    position: relative;
		height: 100%;
		width: 100%;
	}
}