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