diff --git a/img/bytedance.svg b/img/bytedance.svg
new file mode 100644
index 0000000..6921097
--- /dev/null
+++ b/img/bytedance.svg
@@ -0,0 +1 @@
+<svg height="1em" style="flex:none;line-height:1" viewBox="0 0 24 24" width="1em" xmlns="http://www.w3.org/2000/svg"><title>ByteDance</title><path d="M14.944 18.587l-1.704-.445V10.01l1.824-.462c1-.254 1.84-.461 1.88-.453.032 0 .056 2.235.056 4.972v4.973l-.176-.008c-.104 0-.952-.207-1.88-.446z" fill="#00C8D2" fill-rule="nonzero"></path><path d="M7 16.542c0-2.736.024-4.98.064-4.98.032-.008.872.2 1.88.454l1.816.461-.016 4.05-.024 4.049-1.632.422c-.896.23-1.736.445-1.856.469L7 21.523v-4.98z" fill="#3C8CFF" fill-rule="nonzero"></path><path d="M19.24 12.477c0-9.03.008-9.515.144-9.475.072.024.784.207 1.576.406.792.207 1.576.405 1.744.445l.296.08-.016 8.56-.024 8.568-1.624.414c-.888.23-1.728.437-1.856.47l-.24.055v-9.523z" fill="#78E6DC" fill-rule="nonzero"></path><path d="M1 12.509c0-4.678.024-8.505.064-8.505.032 0 .872.207 1.872.454l1.824.461v7.582c0 4.16-.016 7.574-.032 7.574-.024 0-.872.215-1.88.47L1 21.013v-8.505z" fill="#325AB4"></path></svg>
\ No newline at end of file
diff --git a/target.jpg b/ref.jpg
similarity index 100%
rename from target.jpg
rename to ref.jpg