#fulldiv {
    text-align: center;
    position: fixed;
    top: 5%;
    width: 750px;
    left: 12%;
    width: 75%;
    height:85%;
    background-color: #000000;
    color: #333;
    border: 1px solid black;
    padding: 12px;
    overflow: auto;
}

#fulldiv img {
  width:85%;
  height:auto;
}

#close {
    margin: 5px;
}

#fulldiv_wrapper {
    width: 100%;
    text-align: center;
}