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