diff --git a/src/index.js b/src/index.js
index 65ea810..42ea69a 100644
--- a/src/index.js
+++ b/src/index.js
@@ -427,6 +427,7 @@ function updateNumRatsCalculator() {
     resultsDiv.innerHTML = "";
     const p = document.createElement('p');
     p.textContent = i18next.t("cage-for-x-rats", {"num_rats": Math.floor(allowedNumRats)});
+    p.className = " is-size-5 has-text-weight-semibold"
     resultsDiv.appendChild(p);
     resultsDiv.appendChild(result);