diff --git a/themes/hugo-coder/assets/scss/coder-dark.scss b/themes/hugo-coder/assets/scss/coder-dark.scss
index 57c7f33..e4406a1 100644
--- a/themes/hugo-coder/assets/scss/coder-dark.scss
+++ b/themes/hugo-coder/assets/scss/coder-dark.scss
@@ -8,6 +8,13 @@ nav.navigation{
 ::-webkit-scrollbar {
 	display: none;
 }
+/* Make sure embeds and iframes fit their containers */
+
+embed,
+iframe,
+object {
+  max-width: 100%;
+}
 body.colorscheme-dark a {
 	color: #fff;
   text-decoration: underline;