.smugmug .smugmug-caption ._image {
  position: relative;
  width: 200px;
  height: 200px;
  overflow: hidden;
  object-fit: cover;
  width:100%;
}

.smugmug-caption {
position: relative;
padding: 0;
margin: 0;
}
.smugmug-caption img {
display: block;
max-width: 100%;
height: auto;
}
.smugmug-caption-text {
opacity: 0;
position: absolute;
width: 100%;
color: #fff;
left: 0;
bottom: 0;
padding: 0.75em 1em;
font-weight: 700;
z-index: 2;
-webkit-box-sizing: border-box;
box-sizing: border-box;
background-color: rgba(0,0,0,.7);
-webkit-transition: opacity .3s ease-in-out;
transition: opacity .3s ease-in-out;
}
.smugmug-caption:hover .smugmug-caption-text {
opacity: 1;
}