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