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