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