Changes
.caption:hover .caption__overlay {
transform: translateY(0);
}
/*library of congress gallery*/
.gallery3 {
clear: both;
-ms-box-sizing: border-box;
-moz-box-sizing: border-box;
-webkit-box-sizing: border-box;
box-sizing: border-box;
text-align: left;
font-size: 0px;
letter-spacing: 0px;
word-spacing: 0px;
margin: 0;
padding: 0;
list-style: none;
}
.gallery3 > li {
padding: 0;
list-style: none;
width: 100%;
margin-left: 2.1276595744681%;
display: inline-block;
vertical-align: top;
font-size: 12px;
letter-spacing: normal;
word-spacing: normal;
}
.gallery3 img {
max-width: 100%;
height: auto;
width: auto \9;
display: block;
margin-bottom: 5px;
}
.gallery3 > li {
width: 31.914893617021%;
margin-left: 2.1276595744681%;
}
.gallery3 > li:nth-child(3n+1) {
margin-left: 0;
}
