.sponsor-image {
  position: relative;
  width: 100%;
}
.image {
  display: block;
  width: 100%;
  height: auto;
  outline: 1px solid #ccc;
}
.overlay {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100%;
  width: 100%;
  opacity: 0;
  transition: .5s ease;
  background-color: rgb(27, 27, 28);
}
.sponsor-image:hover .overlay {
  opacity: .85;
}
.text {
  color: white;
  font-size: 14px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  text-align: center;
  margin: 0px !important
}