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