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