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