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