diff --git a/public/img/sidebar_header.png b/public/img/sidebar_header.png
index 6fd06b2..a4a7cca 100644
Binary files a/public/img/sidebar_header.png and b/public/img/sidebar_header.png differ
diff --git a/public/index.html b/public/index.html
index fefcfaf..72a51c3 100644
--- a/public/index.html
+++ b/public/index.html
@@ -298,7 +298,7 @@
 <div class="mdl-card mdl-shadow--4dp daily-pic mdl-cell mdl-cell--8-col index-top-block">
 
     <!-- Pic & Slogan -->
-    <div class="mdl-card__media mdl-color-text--grey-50" style="background-image:url(/img/daily_pic.png)">
+    <div class="mdl-card__media mdl-color-text--grey-50" style="background-image:url(/img/daily_pic.jpg)">
         <p class="index-top-block-slogan"><a href="#">
         
             
@@ -347,7 +347,7 @@
     <!-- LOGO -->
     <div class="something-else-logo mdl-color--white mdl-color-text--grey-600">
         <a href="https://github.com/j710328466" target="_blank">
-            <img src="/img/logo.png" alt="logo" />
+            <img src="/img/logo.jpg" alt="logo" />
         </a>
     </div>