diff --git a/index.html b/index.html
index 25d31b0..10861c2 100644
--- a/index.html
+++ b/index.html
@@ -44,7 +44,7 @@
- 
+
@@ -58,6 +58,11 @@
+
+
+ 
+
+
diff --git a/static/github.svg b/static/github.svg
new file mode 100644
index 0000000..37fa923
--- /dev/null
+++ b/static/github.svg
@@ -0,0 +1 @@
+
\ No newline at end of file
diff --git a/style.css b/style.css
index 5d73f2e..05f4090 100644
--- a/style.css
+++ b/style.css
@@ -47,6 +47,14 @@ div.center {
text-align: center;
}
+#link_menu li a img.invert:hover {
+ filter: brightness(80%) invert(0.7);
+}
+
+#link_menu li a img.invert {
+ filter: brightness(100%) invert(1.0);
+}
+
.invert {
filter: invert(1.0);
}