Element block pseudo-class :active generated with height 0px box-shadow 1px 1px 1px rgba(0,0,0,0.3) text-shadow 1px 1px 1px rgba(0,0,0,0.2) background font-weight normal z-index auto width 100% cursor default border-radius float none border 0px rgba(0,0,0,1) solid font-size 16px display block line-height 1 position static transition transform overflow hidden box-sizing content-box padding 20px margin 0px