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