.ngg-galleryoverview {
text-align: center;
overflow: hidden;
margin-top: 10px;
width: 100%;
clear:both;
display:block;
}
.ngg-gallery-thumbnail-box {
display: inline-block;
}
.ngg-gallery-thumbnail {
float: none; 
text-align: center;
}
.ngg-gallery-thumbnail img {
background-color: #fff;
border: 0px solid #a9a9a9;
display: block;
margin: 0px 0 0px 0px;
padding: 4px;
position: relative;
width: 100%;
}
.ngg-navigation {
display: none !important;
}