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