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