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