.headhesive--clone{position:fixed;z-index:999999999;top:0;left:0;-webkit-transform:translateY(-100%);-ms-transform:translateY(-100%);transform:translateY(-100%);}.headhesive--stick{-webkit-transform:translateY(0%);-ms-transform:translateY(0%);transform:translateY(0%);}.headhesive--unstick{}