Element block pseudo-class :active generated with display block border 0px rgba(0,0,0,1) solid cursor default background float none font-size 16px font-weight normal height auto line-height 1 margin 0px z-index auto box-sizing content-box position static box-shadow 1px 1px 1px rgba(0,0,0,0.3) border-radius overflow hidden transform padding 10px text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition width 160px