Merge pull request #38 from Sanketpatil27/add-back-to-top-button

Added 'Back to Top' button for smooth page navigation, Solved issue: #22

src/app.js

@@ -180,4 +180,24 @@ function initializeSearch() {
   searchButton.addEventListener('click', () => {
     displayContributors(searchInput.value);
   });
-}
+}
+
+// Get the button element
+const backToTopBtn = document.getElementById('backToTopBtn');
+
+// Show the button when the user scrolls down 100px from the top
+window.onscroll = function () {
+  if (document.body.scrollTop > 100 || document.documentElement.scrollTop > 100) {
+    backToTopBtn.style.display = "block";
+  } else {
+    backToTopBtn.style.display = "none";
+  }
+};
+
+// Smooth scroll to the top when the button is clicked
+backToTopBtn.addEventListener('click', function () {
+  window.scrollTo({
+    top: 0,
+    behavior: 'smooth'
+  });
+});

src/contributors.json

@@ -28,5 +28,8 @@
     },
     {
         "name": "Bupendra"
+    },
+    {
+        "name": "Sanket"
     }
 ]

src/index.html

@@ -75,6 +75,9 @@ <h2>Participants</h2>
       </p>
     </footer>
 
+    <!-- Back to Top Button -->
+    <button title="back to top" id="backToTopBtn" aria-label="Back to Top">↑</button>
+
     <script src="app.js"></script>
     <script src="https://rawgit.com/WeiChiaChang/Easter-egg/master/easter-eggs-collection.js"></script>
   </body>

src/style.css

@@ -284,6 +284,42 @@ footer a:hover {
   margin-top: 1rem;
 }
 
+/* Back to Top Button Styles */
+#backToTopBtn {
+  position: fixed;
+  bottom: 40px;
+  right: 40px;
+  background-color: var(--accent-light); /* Green accent in light mode */
+  color: var(--text-light);
+  border: none;
+  border-radius: 50px;
+  padding: 15px 20px;
+  font-size: 1.5rem;
+  cursor: pointer;
+  display: none; /* Hidden by default */
+  z-index: 1000;
+  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s;
+  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
+}
+
+#backToTopBtn:hover {
+  background-color: var(--bg-dark); /* Dark green on hover */
+  color: var(--text-dark); /* Light text on hover */
+  transform: scale(1.1); /* Button enlarges slightly */
+}
+
+/* Dark mode styles */
+body.dark-mode #backToTopBtn {
+  background-color: var(--accent-dark); /* Pink accent in dark mode */
+  color: var(--text-dark);
+}
+
+body.dark-mode #backToTopBtn:hover {
+  background-color: var(--bg-light); /* Light background on hover */
+  color: var(--text-light); /* Dark text on hover */
+}
+
+
 @keyframes spin {
   0% {
     transform: rotate(0deg);