diff --git a/doc/assets/style.css b/doc/assets/style.css
index da55dff..c5d8d1a 100644
--- a/doc/assets/style.css
+++ b/doc/assets/style.css
@@ -228,7 +228,7 @@ div.doc-toc a.highlight {
 
 div.doc-content {
     display: block;
-    width: calc(100% - 30px);
+    width: 100%;
     float: right;
     padding-left: 10px;
 }