diff --git a/docs/source/_static/style.css b/docs/source/_static/style.css
index dd708ad..549f7d2 100644
--- a/docs/source/_static/style.css
+++ b/docs/source/_static/style.css
@@ -60,7 +60,6 @@
 
 	.wy-side-nav-search {
 		background-color: inherit;
-		border-bottom: 1px solid #fcfcfc;
 	}
 
   .wy-table thead, .rst-content table.docutils thead, .rst-content table.field-list thead {