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