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