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