diff --git a/assets/css/styles.css b/assets/css/styles.css
index 18fb82f..ff8788f 100644
--- a/assets/css/styles.css
+++ b/assets/css/styles.css
@@ -81,19 +81,48 @@ section h2 {
     }
 }
 
+/* Back-to-top button styles */
+#back-to-top {
+    position: fixed;
+    bottom: 2rem;
+    right: 2rem;
+    width: 50px;
+    height: 50px;
+    background-color: #1e88e5;
+    color: white;
+    border: none;
+    border-radius: 50%;
+    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
+    font-size: 1.5rem;
+    cursor: pointer;
+    z-index: 1000;
+    display: none; /* Initially hidden */
+    justify-content: center;
+    align-items: center;
+    animation: bounce 1.5s infinite;
+    transition: opacity 0.3s ease, transform 0.3s ease;
+}
 
-/* Footer styles */
-footer {
-    background: #333;
-    color: #fff;
-    text-align: center;
-    padding: 1rem 0;
-    margin-top: 2rem;
+/* Hover effect */
+#back-to-top:hover {
+    transform: scale(1.1);
+    background-color: #1565c0;
 }
 
-footer p {
-    margin: 0;
-    font-size: 0.9rem;
+/* Bounce animation */
+@keyframes bounce {
+    0%, 100% {
+        transform: translateY(0);
+    }
+    50% {
+        transform: translateY(-10px);
+    }
+}
+
+/* Show the button when visible */
+#back-to-top.visible {
+    display: flex;
+    opacity: 1;
 }
 
 /*header*/
diff --git a/assets/images/logos/RATS-white.svg b/assets/images/logos/RATS-white.svg
new file mode 100644
index 0000000..1954a6a
--- /dev/null
+++ b/assets/images/logos/RATS-white.svg
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/assets/images/logos/RATS.svg b/assets/images/logos/RATS.svg
index ec22043..668adec 100644
--- a/assets/images/logos/RATS.svg
+++ b/assets/images/logos/RATS.svg
@@ -1 +1 @@
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\ No newline at end of file
diff --git a/assets/images/logos/github-mark-white.svg b/assets/images/logos/github-mark-white.svg
new file mode 100644
index 0000000..d5e6491
--- /dev/null
+++ b/assets/images/logos/github-mark-white.svg
@@ -0,0 +1 @@
+<svg width="98" height="96" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M48.854 0C21.839 0 0 22 0 49.217c0 21.756 13.993 40.172 33.405 46.69 2.427.49 3.316-1.059 3.316-2.362 0-1.141-.08-5.052-.08-9.127-13.59 2.934-16.42-5.867-16.42-5.867-2.184-5.704-5.42-7.17-5.42-7.17-4.448-3.015.324-3.015.324-3.015 4.934.326 7.523 5.052 7.523 5.052 4.367 7.496 11.404 5.378 14.235 4.074.404-3.178 1.699-5.378 3.074-6.6-10.839-1.141-22.243-5.378-22.243-24.283 0-5.378 1.94-9.778 5.014-13.2-.485-1.222-2.184-6.275.486-13.038 0 0 4.125-1.304 13.426 5.052a46.97 46.97 0 0 1 12.214-1.63c4.125 0 8.33.571 12.213 1.63 9.302-6.356 13.427-5.052 13.427-5.052 2.67 6.763.97 11.816.485 13.038 3.155 3.422 5.015 7.822 5.015 13.2 0 18.905-11.404 23.06-22.324 24.283 1.78 1.548 3.316 4.481 3.316 9.126 0 6.6-.08 11.897-.08 13.526 0 1.304.89 2.853 3.316 2.364 19.412-6.52 33.405-24.935 33.405-46.691C97.707 22 75.788 0 48.854 0z" fill="#fff"/></svg>
\ No newline at end of file
diff --git a/footer.html b/footer.html
index 4113e27..71d2e48 100644
--- a/footer.html
+++ b/footer.html
@@ -1,5 +1,125 @@
 <!-- footer.html -->
 <footer>
-    <p>&copy; 2024 RATS all rights reserved.</p>
-    <p>동아리 홍보용 사이트입니다. 무단 도용 금지</p>
+    <div class="footer-container">
+        <!-- Logo and Introduction -->
+        <div class="footer-logo">
+            <img src="/assets/images/logos/RATS-white.svg" alt="명지대학교 로봇, 임베디드 중앙동아리">
+        </div>
+
+        <div class="footer-bottom">
+            <p>&copy; 2024 RATS. All rights reserved.</p>
+            <p>동아리 홍보용 사이트입니다. 무단 도용 금지</p>
+        </div>
+        
+        <!-- Links and Social Media -->
+        <div class="footer-social">
+            <div class="social-icons">
+                <a href="https://github.com/RATS-make-robot" target="_blank">
+                    <img src="assets/images/logos/github-mark-white.svg" alt="GitHub" />
+                </a>
+                <a href="https://www.instagram.com/mjurats" target="_blank">
+                    <img src="assets/images/logos/instagram.svg" alt="Instagram" />
+                </a>
+                <a href="mailto:mjurats.official@gmail.com">
+                    <img src="assets/images/logos/gmail.svg" alt="Gmail" />
+                </a>
+            </div>
+        </div>
+    </div>
+
 </footer>
+<style>
+    /* Footer Base */
+    footer {
+        text-align: center;
+        background: #222;
+        color: #fff;
+        padding: 1rem 0rem;
+        font-family: 'Arial', sans-serif;
+    }
+
+    .footer-container {
+        display: flex;
+        flex-wrap: nowrap;
+        justify-content: space-between;
+        width: 90%;
+        margin: 0 auto;
+        gap: 2rem;
+    align-items: center;
+    justify-content: center;
+    }
+
+    .footer-logo img {
+        width: 100px;
+        margin-bottom: 0.5rem;
+    }
+
+    .footer-gotop {
+        color: #bbb;
+        text-decoration: none;
+        font-size: 1rem;
+        transition: color 0.3s;
+        padding: 0;
+        margin: 0;
+    }
+
+    .footer-links ul li a:hover {
+        color: #1e88e5;
+    }
+
+    .footer-social .social-icons {
+        display: flex;
+        justify-content: center;
+        gap: 1rem;
+    }
+
+    .footer-social .social-icons img {
+        width: 30px;
+        transition: transform 0.3s;
+    }
+
+    .footer-social .social-icons img:hover {
+        transform: scale(1.1);
+    }
+
+    .footer-bottom {
+        font-size: 0.9rem;
+        color: #bbb;
+        justify-content: center;
+    }
+
+    /* Responsive Styles */
+    @media (max-width: 768px) {
+        .footer-container {
+            flex-direction: column;
+            align-items: center;
+            text-align: center;
+        }
+
+        .footer-logo img {
+            width: 80px;
+        }
+
+        .footer-links ul li a {
+            font-size: 0.9rem;
+        }
+    }
+
+    @media (max-width: 400px) {
+        .footer-container {
+            flex-wrap: wrap-reverse;
+        }
+
+        .footer-logo img {
+            width: 60px;
+        }
+
+        .footer-links ul li a {
+            font-size: 0.8rem;
+        }
+
+        .footer-bottom {
+            font-size: 0.8rem;
+        }
+    }
+</style>
\ No newline at end of file
diff --git a/index.html b/index.html
index 1110978..b134b34 100644
--- a/index.html
+++ b/index.html
@@ -194,6 +194,10 @@
                 fetch('contact.html').then(res => res.text()).then(data => document.getElementById('contact').innerHTML = data);
             </script>
         </div>
+
+        <button id="back-to-top" title="Go to top">⇪</button>
+
+        </div>
     </main>
     <!-- Include footer -->
     <div id="footer">
@@ -216,11 +220,33 @@
         setTimeout(() => {
             document.querySelector('.content').classList.add('show');
         }, 1000); // 3s fadeOut starts after 1.5s slideIn
-        
-    function goToGoogleForm() {
-        const googleFormLink = "https://forms.gle/your-google-form-link"; // Replace with your Google Form link
-        window.open(googleFormLink, "_blank");
-    }
+
+        function goToGoogleForm() {
+            const googleFormLink = "https://forms.gle/your-google-form-link"; // Replace with your Google Form link
+            window.open(googleFormLink, "_blank");
+        }
+
+        // Back-to-top button functionality
+        document.addEventListener("DOMContentLoaded", function () {
+            const backToTopButton = document.getElementById("back-to-top");
+
+            // Show/hide button on scroll
+            window.addEventListener("scroll", function () {
+                if (window.scrollY > 300) {
+                    backToTopButton.classList.add("visible");
+                } else {
+                    backToTopButton.classList.remove("visible");
+                }
+            });
+
+            // Scroll to top on click
+            backToTopButton.addEventListener("click", function () {
+                window.scrollTo({
+                    top: 0,
+                    behavior: "smooth"
+                });
+            });
+        });
     </script>
     <!--<script src="assets/js/filter_projects.js"></script>-->
 </body>