diff --git a/doc/sphinx/_static/custom.css b/doc/sphinx/_static/custom.css
new file mode 100644
index 000000000..4178fd508
--- /dev/null
+++ b/doc/sphinx/_static/custom.css
@@ -0,0 +1,11 @@
+div.math {
+    /* Fix equations to be centered instead of right aligned */
+    padding-right: unset;
+    flex-direction: unset;
+    justify-content: center;
+}
+
+p + div.math {
+    /* Remove post-paragraph space ahead of equation to center vertically */
+    margin-top: -1.15em;
+}
diff --git a/doc/sphinx/conf.py b/doc/sphinx/conf.py
index 57cdf6aef..8257f2181 100644
--- a/doc/sphinx/conf.py
+++ b/doc/sphinx/conf.py
@@ -222,6 +222,10 @@ html_logo = '_static/images/cantera-logo.png'
 # so a file named "default.css" will overwrite the builtin "default.css".
 html_static_path = ['_static']
 
+html_css_files = [
+    'custom.css',
+]
+
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.
 #html_last_updated_fmt = '%b %d, %Y'