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