.align_left_top {
    position: absolute;
    margin: 0px;
    padding: 0px;
}
.align_right_top {
    position: absolute;
    margin: 0px;
    padding: 0px;
    right: 0px;
    top: 0px;
}

.align_relative_bottom {
    position: relative;
    clear: both;
    margin: 0px;
    padding: 0px;
}