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