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