horizontal-center, bottom-align image

by bcohn17

HTML

<header>
    <div id="elogo">
        <img src="http://www.ftiweb.com/images/eStore/eStore_wht50.png">
    </div>
    <div id="nav">TOUR | MENU</div>
</header>
<div id="content">
    <img class="ipad" src="http://ftiweb.com/images/eStore/Ipad_hand.png">
</div>
<footer>
    <div id="foot">&#169; FTIeStore 2013 &bull; Privacy Policy</div>
</footer>

CSS

html, body {
    height: 100%;
    margin: 0;
}
html {
    background: url(http://ftiweb.com/images/eStore/Home_bg.png) no-repeat center center fixed;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}
header {
    width: 100%;
    height: 100px;
    top: 0px;
    left: 0px;
    background-color: black;
    z-index: 5;
    box-shadow: 0px 2px 5px #444444;
    position: fixed;
}
footer {
    width: 100%;
    height: 50px;
    bottom: 0px;
    left: 0px;
    background-color: black;
    z-index: 4;
    position: fixed;
    text-align: left;
    font-family: Century Gothic, Arial, sans;
    color: white;
    font-size: 12px;
    clear: both;
}
#foot {
    margin: 15px;
    position: relative;
    margin: 0, auto;
    width: 100%;
    border: 0px;
}
#content {
    width: 70%;
    height: 80%;
    border: 1px solid red;
    position: absolute;
    bottom: 0px;
    left: 50%;
    margin-left: -35%;
    display: table-cell;
}
#nav {
    float: right;
    border: 0px;
    font-family: Century Gothic, sans;
    font-size: 20px;
    color: white;
    padding-right: 50px;
    padding-top: 40px;
    position: relative;
}
#elogo {
    float: left;
    border: 0px;
    font-family: Century Gothic, sans;
    font-size: 20px;
    color: white;
    padding-left: 50px;
    padding-top: 20px;
}
/* --superfluous--
.imgwrap{
    position: relative;
    bottom: 0px;
    margin: auto 0;
    border: 1px solid blue;
    max-width: 100%;
    max-height: 100%;
    display: table-cell;
} */
 img.ipad {
    max-width: 100%;
    max-height: 100%;
    position: absolute;
    bottom: 0px;
    display: block;
}