body {
    background-image: url(https://i.ibb.co/DjSHyP0/destroyer-Background.png);
    background-size: cover;
    background-attachment: fixed;
    margin-top: 100px;
    margin-left: 600px;
}

.container {
    position: relative;
    width: 30%;
}

.imgGallery img {
    display: block;
    width: 300px;
    height: auto;
    border-radius: 30px;
    box-shadow: rgba(157, 157, 157, 0.55) 0px 54px 55px, rgba(107, 105, 105, 0.52) 0px -12px 30px, rgba(0, 0, 0, 0.12) 0px 4px 6px, rgba(0, 0, 0, 0.17) 0px 12px 13px, rgba(0, 0, 0, 0.09) 0px -3px 5px;
    margin-bottom: 50px;;
}
.overlay {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100%;
  width: 300px;
  border-radius: 30px;
  opacity: 0;
  transition: .5s ease;
  background-color: #9baeb8aa;
}

.container:hover .overlay {
  opacity: 1;
}

.text {
  color: rgb(0, 0, 0);
  font-size: 50px;
  font-weight: bold;
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  text-align: center;
}
a {
    text-decoration: none;
}
a:link, a:visited, a:hover {
    color: black
}