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