Replaced large png images with jpg on home page.

Author: Tomasz-Kluczkowski

index.html

@@ -107,7 +107,7 @@ <h2>About us</h2>
     <div class="row">
         <div class="second-on-mobile no-gutters__col col-md-6">
             <img class="services__img img-fluid rounded"
-                 src="static/images/sprints/lagos.png"
+                 src="static/images/sprints/lagos.jpg"
                  alt="">
         </div>
         <div class="first-on-mobile no-gutters__col col-md-6">
@@ -146,15 +146,15 @@ <h3 class="text-left">Are sprints for me?</h3>
         </div>
         <div class="no-gutters__col col-md-6">
             <img class="services__img img-fluid rounded"
-                 src="static/images/sprints/paris.png"
+                 src="static/images/sprints/paris.jpg"
                  alt="">
         </div>
     </div>
 
     <div class="row">
         <div class="second-on-mobile no-gutters__col col-md-6">
             <img class="services__img img-fluid rounded"
-                 src="static/images/sprints/delhi.png"
+                 src="static/images/sprints/delhi.jpg"
                  alt="">
         </div>
         <div class="first-on-mobile no-gutters__col col-md-6">
@@ -215,7 +215,7 @@ <h3 class="mt-3 text-left">Contact us</h3>
         </div>
         <div class="no-gutters__col col-md-6">
             <img class="services__img img-fluid rounded"
-                 src="static/images/sprints/chicago.png"
+                 src="static/images/sprints/chicago.jpg"
                  alt="">
         </div>
     </div>