div.sms {
    background-color: #FDF;
    padding: 20px;
    position: relative;
    width: 100%;
    max-width: 500px;
}
div#smsFlowers {
    z-index: 550;
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0px;
    top: 0px;
    overflow:hidden;
}
img#smsPresent {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0px;
    left: 0px;
    z-index: 500;
}