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