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