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