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