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