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