feat: Hero Image webp변환

Author: ghbaekdev

index.html

@@ -81,26 +81,9 @@
     </header>
 
     <section class="hero">
-      <picture>
-        <source
-          width="576"
-          height="576"
-          media="(max-width: 575px)"
-          srcset="images/Hero_Mobile.webp"
-        />
-        <source
-          width="960"
-          height="770"
-          media="(min-width: 576px) and (max-width: 960px)"
-          srcset="images/Hero_Tablet.webp"
-        />
-        <img
-          width="1920"
-          height="893"
-          src="images/Hero_Desktop.webp"
-          alt="Hero_Desktop_Img"
-        />
-      </picture>
+      <img class="desktop" src="images/Hero_Desktop.webp" />
+      <img class="mobile" src="images/Hero_Mobile.webp" />
+      <img class="tablet" src="images/Hero_Tablet.webp" />
 
       <div class="hero-content">
         <div class="container">