diff --git a/requirements.txt b/requirements.txt
index fc8d50f..e728abe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,6 +5,7 @@ matplotlib
 pandas
 sphinx-click
 sphinx-design
+sphinx-panels
 sphinx-tabs
 sphinxcontrib-youtube
 sphinxext-opengraph
diff --git a/src/scss/sphinx-pythia-theme.scss b/src/scss/sphinx-pythia-theme.scss
index 7526b17..0944af2 100644
--- a/src/scss/sphinx-pythia-theme.scss
+++ b/src/scss/sphinx-pythia-theme.scss
@@ -48,6 +48,7 @@ $document-width: calc(0.5 * (var(--bs-breakpoint-md) + var(--bs-breakpoint-lg)))
 @import "pydata-sphinx-theme";
 @import "sphinx-book-theme";
 @import "myst";
+@import "sphinx-panels";
 @import "sphinx-thebe";
 
 // ===========================================================================