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