.feed_back{height:60px;width:160px;bottom:100px;right:-60px;font-size:1.5rem;white-space:nowrap;text-transform:none;padding:5px 10px 5px 10px;-webkit-transform:rotate(-90deg);-moz-transform:rotate(-90deg);-ms-transform:rotate(-90deg);-o-transform:rotate(-90deg);transform:rotate(-90deg)}