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