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