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