body {
}

.chart {
    display: none; /* Hide the DIV */
    position: fixed;
    _position: absolute; /* hack for internet explorer 6 */
    height: 400px;
    /*width:600px;*/
    background: #FFFFFF;
    /*left: 300px;*/
    top: 150px;
    z-index: 1000; /* Layering ( on-top of others), if you have lots of layers: I just maximized, you can change it yourself */
    /*margin-left: 15px;  */
    /* additional features, can be omitted */
    border: 4px solid silver;
    padding: 15px;
    font-size: 15px;
    -moz-box-shadow: 0 0 5px black;
    -webkit-box-shadow: 0 0 5px black;
    box-shadow: 0 0 5px black;
    margin: 0 auto;
    left: 0;
    right: 0;
    width: 40%;
    max-width: 600px;
    min-width: 600px;
}