Sync同步整天提示同步失败需要手动去点击关闭，有没办法自动隐藏提示

@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);


        #sync-status-button/*Status Bar*/,
        radio[label="Sync"]/*Options panel*/ {
        display: none !important;
        }