.container {
  position: relative;
}
/* 
.image {
  display: block;
  width: 100%;
  height: auto;
} */

.overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  opacity: 0.8;
  overflow: hidden;
  width: 100%;
  height: 0;
  transition: .8s ease;
}

.yellow {
  background-color: #cb9c45;
}
.orange {
  background-color: #b18b78;
}
.green {
  background-color: #91a498;
}
.grey {
  background-color: #eae4da;
}

.container.hover .overlay {
  height: 100%;
  -webkit-touch-callout: none /*only to disable context menu on long press*/
}


.text {
  color: white;
  font-size: 20px;
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  text-align: center;
}