diff --git a/img/icon.svg b/img/icon.svg
index 05d0a60..a0c8f73 100644
--- a/img/icon.svg
+++ b/img/icon.svg
@@ -1,5 +1,23 @@
 <svg width="200" height="200" viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg">
-  <rect x="25" y="25" width="150" height="150" fill="none" stroke="#4a4a4a" stroke-width="10"/>
-  <line x1="25" y1="100" x2="175" y2="100" stroke="#4a4a4a" stroke-width="8"/>
-  <line x1="100" y1="25" x2="100" y2="175" stroke="#4a4a4a" stroke-width="8"/>
-</svg>
+  <style>
+    .line {
+      stroke: #4a4a4a;
+      stroke-width: 8px;
+    }
+
+    .frame {
+      stroke-width: 10px;
+      fill: none;
+    }
+
+    @media (prefers-color-scheme: dark) {
+      .line {
+        stroke: #eeeeee;
+      }
+    }
+  </style>
+
+  <rect class="line frame" x="25" y="25" width="150" height="150" />
+  <line class="line" x1="25" y1="100" x2="175" y2="100" />
+  <line class="line" x1="100" y1="25" x2="100" y2="175" />
+</svg>
\ No newline at end of file