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