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