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