new calendar background added

index.html

@@ -14,6 +14,9 @@
     <video autoplay muted loop id="background-video">
       <source src="textures/Yuuka_body.mp4" type="video/mp4">
     </video>
+    <video muted loop playsinline preload="none" id="calendar-background-video" style="display:none">
+      <source src="textures/calendar_background.mp4" type="video/mp4">
+    </video>
     <div id="top-line">
       <a href="index.html" id="home-btn"></a>
       <button id="about-btn">About This Website</button>