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