diff --git a/sphinx_doc_src/_static/pygments.css b/sphinx_doc_src/_static/pygments.css
index 37985d1e0..c23283024 100644
--- a/sphinx_doc_src/_static/pygments.css
+++ b/sphinx_doc_src/_static/pygments.css
@@ -51,7 +51,7 @@
 .highlight .nt { color: #204a87; font-weight: bold } /* Name.Tag */
 .highlight .nv { color: #000000 } /* Name.Variable */
 .highlight .ow { color: #204a87; font-weight: bold } /* Operator.Word */
-.highlight .w { color: #f8f8f8; text-decoration: underline } /* Text.Whitespace */
+.highlight .w { color: #f8f8f8; } /* Text.Whitespace */
 .highlight .mb { color: #0000cf; font-weight: bold } /* Literal.Number.Bin */
 .highlight .mf { color: #0000cf; font-weight: bold } /* Literal.Number.Float */
 .highlight .mh { color: #0000cf; font-weight: bold } /* Literal.Number.Hex */