diff --git a/.gitignore b/.gitignore
index 3fbada88..a25cc0d3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@ __pycache__/
 
 # Distribution / packaging
 .Python
+_build/
 build/
 develop-eggs/
 dist/
diff --git a/src/ansys_sphinx_theme/static/css/ansys_sphinx_theme.css b/src/ansys_sphinx_theme/static/css/ansys_sphinx_theme.css
index b0435f7e..1742c30c 100644
--- a/src/ansys_sphinx_theme/static/css/ansys_sphinx_theme.css
+++ b/src/ansys_sphinx_theme/static/css/ansys_sphinx_theme.css
@@ -301,22 +301,22 @@ p.rubric {
     color: var(--pst-color-text-base);
 }
 
-.sd-row-cols-lg-4>* {
-    flex: 0 0 auto;
-    -ms-flex: 0 0 auto;
-    width: 25%;
-}
 
 .sd-sphinx-override, .sd-sphinx-override * {
-    -moz-box-sizing: border-box;
-    -webkit-box-sizing: border-box;
-    box-sizing: border-box;
-    background-color: var(--pst-color-background)!important;
+    background-color: transparent !important;
     font-family: var(--pst-font-family-base)!important;
-    font-size: small;
+    font-size: medium;
     color: var(--pst-color-text-base)!important;
+    flex: auto;
 }
 
+html[data-theme=dark] .sd-shadow-sm {
+  box-shadow: 0 .1rem 1rem rgba(250, 250, 250, .6) !important
+}
+
+html[data-theme=dark] .sd-card-img-top[src*='.png'] {
+  filter: invert(0.82) brightness(0.8) contrast(1.2);
+}
 
 /*
 ###############