Element block pseudo-class :hover generated with display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition width 160px overflow hidden font-weight normal height auto padding 20px cursor default background z-index auto float none border-radius line-height 1 transform font-size 16px position static border 0px rgba(0,0,0,1) solid margin 0px box-sizing content-box