#galeria {
    padding: 8px 0;
    margin: 7px 0px;
}
#galeria .foto {
    float: left;
    width: 160px;
    height: 100px;
    overflow: hidden;
}
#galeria .foto a {
    display:block;
    width: 160px;
    height: 100px;
    overflow: hidden;
    opacity:0.7;
}
#galeria .foto a:hover {
    opacity:1;
    transition:all 0.5s ease-out;
    -webkit-transition:all 0.5s ease-out;
    -moz-transition:all 0.5s ease-out;
}
#galeria .foto a img {
    width:100%;
}