.math-course .formula{border:1px solid #a7bcc0;background:#e5f0ee;padding:15px 20px;border-radius:12px}.math-course .formula code{display:block;white-space:pre-wrap;overflow-wrap:anywhere;font-size:16px}.math-course .math-check fieldset{border:1px solid #bdd0d2;border-radius:12px;margin:14px 0;padding:15px;background:white}.math-course .math-check legend{font-weight:700}.math-course .choice{display:block;padding:5px 0;cursor:pointer}.math-course .check{padding:9px 15px;background:#d7eb9b;border:1px solid #89b76a;border-radius:8px;cursor:pointer;font-weight:700}
.math-ref{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;margin:0 0 7px}.math-ref code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.math-course .lab pre{white-space:pre-wrap}