diff --git a/public/subtle-prism.svg b/public/subtle-prism.svg
new file mode 100644
index 0000000..4b4e092
--- /dev/null
+++ b/public/subtle-prism.svg
@@ -0,0 +1,78 @@
+<svg xmlns='http://www.w3.org/2000/svg' width='100%'>
+  <defs>
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+        <polygon points='90 150 180 0 0 0'/>
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+        <polygon fill='#DDD' points='630 150 720 0 540 0'/>
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+</svg>