.img {
  display: block;
}

.alt-wrap {
  display: block;
  position: relative;
  color: white;
}

.alt-wrap p.alt {
  position: absolute;
  opacity: 0;
  left: 2%;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 10px;
  font-size: 13px;
  line-height: 22px;
  background-color: rgba(0,0,0,0.8);
  transition: all 300ms ease;
  transition-delay: 100ms;
  width: 96%;
}

.alt-wrap:hover > p.alt {
  opacity: 1;
  transition-delay: 0s;
}