body {
}
#overlay {
    position: fixed;
    display: none;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 2;
    cursor: pointer;
}
/* clase imagen*/
.image {
    width: 15%;
    height: auto;
    margin: auto;
    padding-top: 15%;
    display: block;
}