/* 顶部菜单栏会裁切焦点描边，只剩底部一道线；改用浅底色表示焦点。 */
.ll-workbook-page.ll-ledger-page .ll-three-menus button:focus,
.ll-workbook-page.ll-ledger-page .ll-three-menus button:focus-visible{outline:none!important;box-shadow:none!important;border-bottom:0!important}
.ll-workbook-page.ll-ledger-page .ll-three-menus button:focus-visible{background-color:#EAF3F6!important;border-radius:6px}