.hoveralbumbox {
    position: absolute;
    width: 30%; 
    margin-left:  5%;
    margin-top:-10%;
    background: #fff;
    border: #ccc solid 1px;
    border-radius: 30px;
    box-shadow: 0px 2px 10px 0px #ccc;
    padding: 10px;
    display: none;
    z-index: 999999;
}

.hoveralbumbox .main {
    display: inline-block;
    width: 100%;
    height: 240px;
    margin-bottom: 20px;
    overflow: hidden;
    text-align: center;
}
.hoveralbumbox .main img {
    height: 100%;
}
.hoveralbumbox .gallery-hover {
    display: inline-block;
    width: 100%; 
    background: #efefef;
    overflow: hidden;
    text-align: center;
}
.hoveralbumbox .gallery-hover ul {
    list-style: none;
    display: inline-block;
    width: 100%; 
    padding: 0; 
    overflow: hidden; 
}

.hoveralbumbox .gallery-hover ul li {
    display: inline-block;
    width: 30%;
    height: 100px;
    margin: 2% 1%;
    overflow: hidden;
    text-align: center; 
}
.hoveralbumbox .gallery-hover ul li img {
    height: 100%;
}