mixin keyboard(width=null, height=null, offsetX=null, offsetY=null, keys= ["č", "š", "ž", "ć", "đ", "ä", "ö", "ü", "ß", "ç", "ñ"])
  .justify-content-center.d-none-weak.kbd-root
    .d-flex.flex-row.flex-wrap.keyboard-popup.kbd.w-100(
      style=`${width?"width:".concat(width).concat("px;"):""}
      ${height?"height:".concat(height).concat("px;"):""}
      ${offsetX?"left:".concat(offsetX).concat("px;"):""}
      ${offsetY?"top:".concat(offsetY).concat("px;"):""}`
    )
      each key in keys 
        span.m-1.d-flex.align-content-
          button.kbd-key= key