diff --git a/website/index.html b/website/index.html
index de13436..c6d6dcc 100644
--- a/website/index.html
+++ b/website/index.html
@@ -23,6 +23,8 @@
span {
font-size: 15rem;
+ /* this font have equal line height for this unicode character */
+ font-family: math;
}
}