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