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