diff --git a/deepmodeling_sphinx/banner.css b/deepmodeling_sphinx/banner.css
index 5420b04..10e6c9b 100644
--- a/deepmodeling_sphinx/banner.css
+++ b/deepmodeling_sphinx/banner.css
@@ -457,7 +457,7 @@ under MIT license
   font-weight: 400;
   color: #979797;
   text-align: center;
-  background-color: transparent;
+  background-color: #ffffff;
   border-bottom: 1px solid #e2e2e2;
 }
 
@@ -576,6 +576,7 @@ under MIT license
   }
   .header-holder .main-menu ul li a.nav-dropdown-item {
     color: #ffffff;
+    background-color: #1e1e1e;
   }
   .header-holder .main-menu ul li a.nav-dropdown-item .dropdown-title {
     color: #ffffff;
diff --git a/docs/conf.py b/docs/conf.py
index 660357c..68a6219 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -12,7 +12,7 @@
     "sphinx.ext.intersphinx",
     "numpydoc",
 ]
-html_theme = "sphinx_rtd_theme"
+html_theme = "furo"
 
 
 def run_apidoc(_):
diff --git a/docs/requirements.txt b/docs/requirements.txt
index 887d6da..dac7ca2 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,5 +1,5 @@
 sphinx >=4.2
-sphinx_rtd_theme >=0.6
+furo
 .
 myst_parser
 docutils >=0.17