.app_icon_div {
    padding: 0px 10px 40px 10px;    /* top right bottom left */
    float: left;
}
.app_icon {
    width: 84px;
    height: 84px; 
}
#screenlayout_img {
    width: 660px;
    height: 640px; 
}
.artwork_icon_div {
    float: left;
    width: 660px;   /* full width (700 - 2*margin) to allow 'Available...' image on right side */
    height: 350px;  /* icon 250px + 30% reflection + some space */
}
#available_appstore_img {
    width: 200px;
    height: 100px; 
}
#download_appstore_img {
    width: 135px;
    height: 40px; 
}