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