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