diff --git a/index.html b/index.html
index 0e066fc..dbb0485 100644
--- a/index.html
+++ b/index.html
@@ -11,7 +11,12 @@
-
+
+
+
+
+
+
diff --git a/public/android-chrome-192x192.png b/public/android-chrome-192x192.png
new file mode 100644
index 0000000..8a0f947
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diff --git a/public/android-chrome-512x512.png b/public/android-chrome-512x512.png
new file mode 100644
index 0000000..141d36d
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diff --git a/public/apple-touch-icon.png b/public/apple-touch-icon.png
new file mode 100644
index 0000000..b26fe8b
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diff --git a/public/favicon-16x16.png b/public/favicon-16x16.png
new file mode 100644
index 0000000..db1a5cc
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diff --git a/public/favicon-32x32.png b/public/favicon-32x32.png
new file mode 100644
index 0000000..cb478cc
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diff --git a/public/favicon.ico b/public/favicon.ico
index 40f7cce..bba2320 100644
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diff --git a/public/logo.png b/public/logo.png
index 2cd392e..dca9edf 100644
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diff --git a/public/site.webmanifest b/public/site.webmanifest
new file mode 100644
index 0000000..64ae112
--- /dev/null
+++ b/public/site.webmanifest
@@ -0,0 +1 @@
+{"background_color":"#ffffff","display":"standalone","icons":[{"sizes":"192x192","src":"/android-chrome-192x192.png","type":"image/png"},{"sizes":"512x512","src":"/android-chrome-512x512.png","type":"image/png"}],"name":"OIerDb NG","short_name":"OIerDb NG","theme_color":"#ffffff"}