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