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