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