#bottom{position:absolute;bottom:0;margin-left:auto;margin-right:auto;left:0;right:0;text-align:center}#top{position:absolute;top:0;margin-left:auto;margin-right:auto;left:0;right:0;text-align:center}@media screen and (max-width:600px){img.alignleft{margin-bottom:40px}}