diff --git a/networking/osi_model/osi_model_assets/arrow.png b/networking/osi_model/osi_model_assets/arrow.png
index aa8f87c..e6e4d58 100644
Binary files a/networking/osi_model/osi_model_assets/arrow.png and b/networking/osi_model/osi_model_assets/arrow.png differ
diff --git a/networking/osi_model/osi_model_assets/osi_model.css b/networking/osi_model/osi_model_assets/osi_model.css
index 0442c2e..2525ca7 100644
--- a/networking/osi_model/osi_model_assets/osi_model.css
+++ b/networking/osi_model/osi_model_assets/osi_model.css
@@ -7,6 +7,11 @@
     font-family: arvo;
 }
 
+.sevenDrop {
+    height: 16vh;
+    width: 16vw;
+}
+
 summary {
   list-style-image: url(arrow.png);
 }