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