diff --git a/app/about/page.tsx b/app/about/page.tsx
index 3e157e7..8042cf8 100644
--- a/app/about/page.tsx
+++ b/app/about/page.tsx
@@ -1,5 +1,6 @@
 import { Container } from "components/Container";
 import Image from "next/image";
+import Link from "next/link";
 
 export default async function About() {
   return (
@@ -27,39 +28,56 @@ export default async function About() {
                 Software Engineer
               </div>
               <div className="flex space-x-3 pt-6">
-                <svg
-                  xmlns="http://www.w3.org/2000/svg"
-                  viewBox="0 0 20 20"
-                  className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
-                >
-                  <title>Mail</title>
-                  <path d="M2.003 5.884L10 9.882l7.997-3.998A2 2 0 0016 4H4a2 2 0 00-1.997 1.884z"></path>
-                  <path d="M18 8.118l-8 4-8-4V14a2 2 0 002 2h12a2 2 0 002-2V8.118z"></path>
-                </svg>
-                <svg
-                  xmlns="http://www.w3.org/2000/svg"
-                  viewBox="0 0 24 24"
-                  className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
-                >
-                  <title>GitHub</title>
-                  <path d="M12 .297c-6.63 0-12 5.373-12 12 0 5.303 3.438 9.8 8.205 11.385.6.113.82-.258.82-.577 0-.285-.01-1.04-.015-2.04-3.338.724-4.042-1.61-4.042-1.61C4.422 18.07 3.633 17.7 3.633 17.7c-1.087-.744.084-.729.084-.729 1.205.084 1.838 1.236 1.838 1.236 1.07 1.835 2.809 1.305 3.495.998.108-.776.417-1.305.76-1.605-2.665-.3-5.466-1.332-5.466-5.93 0-1.31.465-2.38 1.235-3.22-.135-.303-.54-1.523.105-3.176 0 0 1.005-.322 3.3 1.23.96-.267 1.98-.399 3-.405 1.02.006 2.04.138 3 .405 2.28-1.552 3.285-1.23 3.285-1.23.645 1.653.24 2.873.12 3.176.765.84 1.23 1.91 1.23 3.22 0 4.61-2.805 5.625-5.475 5.92.42.36.81 1.096.81 2.22 0 1.606-.015 2.896-.015 3.286 0 .315.21.69.825.57C20.565 22.092 24 17.592 24 12.297c0-6.627-5.373-12-12-12"></path>
-                </svg>
-                <svg
-                  xmlns="http://www.w3.org/2000/svg"
-                  viewBox="0 0 24 24"
-                  className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+                <Link href="mailto:congle.engineer@gmail.com">
+                  <svg
+                    xmlns="http://www.w3.org/2000/svg"
+                    viewBox="0 0 20 20"
+                    className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+                  >
+                    <title>Mail</title>
+                    <path d="M2.003 5.884L10 9.882l7.997-3.998A2 2 0 0016 4H4a2 2 0 00-1.997 1.884z"></path>
+                    <path d="M18 8.118l-8 4-8-4V14a2 2 0 002 2h12a2 2 0 002-2V8.118z"></path>
+                  </svg>
+                </Link>
+
+                <Link href="https://github.com/congle-engineer" target="_blank">
+                  <svg
+                    xmlns="http://www.w3.org/2000/svg"
+                    viewBox="0 0 24 24"
+                    className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+                  >
+                    <title>GitHub</title>
+                    <path d="M12 .297c-6.63 0-12 5.373-12 12 0 5.303 3.438 9.8 8.205 11.385.6.113.82-.258.82-.577 0-.285-.01-1.04-.015-2.04-3.338.724-4.042-1.61-4.042-1.61C4.422 18.07 3.633 17.7 3.633 17.7c-1.087-.744.084-.729.084-.729 1.205.084 1.838 1.236 1.838 1.236 1.07 1.835 2.809 1.305 3.495.998.108-.776.417-1.305.76-1.605-2.665-.3-5.466-1.332-5.466-5.93 0-1.31.465-2.38 1.235-3.22-.135-.303-.54-1.523.105-3.176 0 0 1.005-.322 3.3 1.23.96-.267 1.98-.399 3-.405 1.02.006 2.04.138 3 .405 2.28-1.552 3.285-1.23 3.285-1.23.645 1.653.24 2.873.12 3.176.765.84 1.23 1.91 1.23 3.22 0 4.61-2.805 5.625-5.475 5.92.42.36.81 1.096.81 2.22 0 1.606-.015 2.896-.015 3.286 0 .315.21.69.825.57C20.565 22.092 24 17.592 24 12.297c0-6.627-5.373-12-12-12"></path>
+                  </svg>
+                </Link>
+
+                <Link
+                  href="https://www.facebook.com/congle.hcmut"
+                  target="_blank"
                 >
-                  <title>Facebook</title>
-                  <path d="M24 12.073c0-6.627-5.373-12-12-12s-12 5.373-12 12c0 5.99 4.388 10.954 10.125 11.854v-8.385H7.078v-3.47h3.047V9.43c0-3.007 1.792-4.669 4.533-4.669 1.312 0 2.686.235 2.686.235v2.953H15.83c-1.491 0-1.956.925-1.956 1.874v2.25h3.328l-.532 3.47h-2.796v8.385C19.612 23.027 24 18.062 24 12.073z"></path>
-                </svg>
-                <svg
-                  xmlns="http://www.w3.org/2000/svg"
-                  viewBox="0 0 24 24"
-                  className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+                  <svg
+                    xmlns="http://www.w3.org/2000/svg"
+                    viewBox="0 0 24 24"
+                    className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+                  >
+                    <title>Facebook</title>
+                    <path d="M24 12.073c0-6.627-5.373-12-12-12s-12 5.373-12 12c0 5.99 4.388 10.954 10.125 11.854v-8.385H7.078v-3.47h3.047V9.43c0-3.007 1.792-4.669 4.533-4.669 1.312 0 2.686.235 2.686.235v2.953H15.83c-1.491 0-1.956.925-1.956 1.874v2.25h3.328l-.532 3.47h-2.796v8.385C19.612 23.027 24 18.062 24 12.073z"></path>
+                  </svg>
+                </Link>
+
+                <Link
+                  href="https://www.youtube.com/@congle-engineer"
+                  target="_blank"
                 >
-                  <title>Youtube</title>
-                  <path d="M23.499 6.203a3.008 3.008 0 00-2.089-2.089c-1.87-.501-9.4-.501-9.4-.501s-7.509-.01-9.399.501a3.008 3.008 0 00-2.088 2.09A31.258 31.26 0 000 12.01a31.258 31.26 0 00.523 5.785 3.008 3.008 0 002.088 2.089c1.869.502 9.4.502 9.4.502s7.508 0 9.399-.502a3.008 3.008 0 002.089-2.09 31.258 31.26 0 00.5-5.784 31.258 31.26 0 00-.5-5.808zm-13.891 9.4V8.407l6.266 3.604z"></path>
-                </svg>
+                  <svg
+                    xmlns="http://www.w3.org/2000/svg"
+                    viewBox="0 0 24 24"
+                    className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+                  >
+                    <title>Youtube</title>
+                    <path d="M23.499 6.203a3.008 3.008 0 00-2.089-2.089c-1.87-.501-9.4-.501-9.4-.501s-7.509-.01-9.399.501a3.008 3.008 0 00-2.088 2.09A31.258 31.26 0 000 12.01a31.258 31.26 0 00.523 5.785 3.008 3.008 0 002.088 2.089c1.869.502 9.4.502 9.4.502s7.508 0 9.399-.502a3.008 3.008 0 002.089-2.09 31.258 31.26 0 00.5-5.784 31.258 31.26 0 00-.5-5.808zm-13.891 9.4V8.407l6.266 3.604z"></path>
+                  </svg>
+                </Link>
               </div>
             </div>
             <div className="prose dark:prose-invert max-w-none pb-8 pt-8 text-justify xl:col-span-2">
diff --git a/components/Footer.tsx b/components/Footer.tsx
index e4e4d9e..ff9eb71 100644
--- a/components/Footer.tsx
+++ b/components/Footer.tsx
@@ -1,3 +1,4 @@
+import Link from "next/link";
 import { Container } from "./Container";
 
 export function Footer() {
@@ -9,39 +10,53 @@ export function Footer() {
             Cong Le&apos;s blog built with Next.js
           </h3>
           <div className="flex flex-row justify-center space-x-8">
-            <svg
-              xmlns="http://www.w3.org/2000/svg"
-              viewBox="0 0 20 20"
-              className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
-            >
-              <title>Mail</title>
-              <path d="M2.003 5.884L10 9.882l7.997-3.998A2 2 0 0016 4H4a2 2 0 00-1.997 1.884z"></path>
-              <path d="M18 8.118l-8 4-8-4V14a2 2 0 002 2h12a2 2 0 002-2V8.118z"></path>
-            </svg>
-            <svg
-              xmlns="http://www.w3.org/2000/svg"
-              viewBox="0 0 24 24"
-              className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
-            >
-              <title>GitHub</title>
-              <path d="M12 .297c-6.63 0-12 5.373-12 12 0 5.303 3.438 9.8 8.205 11.385.6.113.82-.258.82-.577 0-.285-.01-1.04-.015-2.04-3.338.724-4.042-1.61-4.042-1.61C4.422 18.07 3.633 17.7 3.633 17.7c-1.087-.744.084-.729.084-.729 1.205.084 1.838 1.236 1.838 1.236 1.07 1.835 2.809 1.305 3.495.998.108-.776.417-1.305.76-1.605-2.665-.3-5.466-1.332-5.466-5.93 0-1.31.465-2.38 1.235-3.22-.135-.303-.54-1.523.105-3.176 0 0 1.005-.322 3.3 1.23.96-.267 1.98-.399 3-.405 1.02.006 2.04.138 3 .405 2.28-1.552 3.285-1.23 3.285-1.23.645 1.653.24 2.873.12 3.176.765.84 1.23 1.91 1.23 3.22 0 4.61-2.805 5.625-5.475 5.92.42.36.81 1.096.81 2.22 0 1.606-.015 2.896-.015 3.286 0 .315.21.69.825.57C20.565 22.092 24 17.592 24 12.297c0-6.627-5.373-12-12-12"></path>
-            </svg>
-            <svg
-              xmlns="http://www.w3.org/2000/svg"
-              viewBox="0 0 24 24"
-              className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
-            >
-              <title>Facebook</title>
-              <path d="M24 12.073c0-6.627-5.373-12-12-12s-12 5.373-12 12c0 5.99 4.388 10.954 10.125 11.854v-8.385H7.078v-3.47h3.047V9.43c0-3.007 1.792-4.669 4.533-4.669 1.312 0 2.686.235 2.686.235v2.953H15.83c-1.491 0-1.956.925-1.956 1.874v2.25h3.328l-.532 3.47h-2.796v8.385C19.612 23.027 24 18.062 24 12.073z"></path>
-            </svg>
-            <svg
-              xmlns="http://www.w3.org/2000/svg"
-              viewBox="0 0 24 24"
-              className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+            <Link href="mailto:congle.engineer@gmail.com">
+              <svg
+                xmlns="http://www.w3.org/2000/svg"
+                viewBox="0 0 20 20"
+                className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+              >
+                <title>Mail</title>
+                <path d="M2.003 5.884L10 9.882l7.997-3.998A2 2 0 0016 4H4a2 2 0 00-1.997 1.884z"></path>
+                <path d="M18 8.118l-8 4-8-4V14a2 2 0 002 2h12a2 2 0 002-2V8.118z"></path>
+              </svg>
+            </Link>
+
+            <Link href="https://github.com/congle-engineer" target="_blank">
+              <svg
+                xmlns="http://www.w3.org/2000/svg"
+                viewBox="0 0 24 24"
+                className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+              >
+                <title>GitHub</title>
+                <path d="M12 .297c-6.63 0-12 5.373-12 12 0 5.303 3.438 9.8 8.205 11.385.6.113.82-.258.82-.577 0-.285-.01-1.04-.015-2.04-3.338.724-4.042-1.61-4.042-1.61C4.422 18.07 3.633 17.7 3.633 17.7c-1.087-.744.084-.729.084-.729 1.205.084 1.838 1.236 1.838 1.236 1.07 1.835 2.809 1.305 3.495.998.108-.776.417-1.305.76-1.605-2.665-.3-5.466-1.332-5.466-5.93 0-1.31.465-2.38 1.235-3.22-.135-.303-.54-1.523.105-3.176 0 0 1.005-.322 3.3 1.23.96-.267 1.98-.399 3-.405 1.02.006 2.04.138 3 .405 2.28-1.552 3.285-1.23 3.285-1.23.645 1.653.24 2.873.12 3.176.765.84 1.23 1.91 1.23 3.22 0 4.61-2.805 5.625-5.475 5.92.42.36.81 1.096.81 2.22 0 1.606-.015 2.896-.015 3.286 0 .315.21.69.825.57C20.565 22.092 24 17.592 24 12.297c0-6.627-5.373-12-12-12"></path>
+              </svg>
+            </Link>
+
+            <Link href="https://www.facebook.com/congle.hcmut" target="_blank">
+              <svg
+                xmlns="http://www.w3.org/2000/svg"
+                viewBox="0 0 24 24"
+                className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+              >
+                <title>Facebook</title>
+                <path d="M24 12.073c0-6.627-5.373-12-12-12s-12 5.373-12 12c0 5.99 4.388 10.954 10.125 11.854v-8.385H7.078v-3.47h3.047V9.43c0-3.007 1.792-4.669 4.533-4.669 1.312 0 2.686.235 2.686.235v2.953H15.83c-1.491 0-1.956.925-1.956 1.874v2.25h3.328l-.532 3.47h-2.796v8.385C19.612 23.027 24 18.062 24 12.073z"></path>
+              </svg>
+            </Link>
+
+            <Link
+              href="https://www.youtube.com/@congle-engineer"
+              target="_blank"
             >
-              <title>Youtube</title>
-              <path d="M23.499 6.203a3.008 3.008 0 00-2.089-2.089c-1.87-.501-9.4-.501-9.4-.501s-7.509-.01-9.399.501a3.008 3.008 0 00-2.088 2.09A31.258 31.26 0 000 12.01a31.258 31.26 0 00.523 5.785 3.008 3.008 0 002.088 2.089c1.869.502 9.4.502 9.4.502s7.508 0 9.399-.502a3.008 3.008 0 002.089-2.09 31.258 31.26 0 00.5-5.784 31.258 31.26 0 00-.5-5.808zm-13.891 9.4V8.407l6.266 3.604z"></path>
-            </svg>
+              <svg
+                xmlns="http://www.w3.org/2000/svg"
+                viewBox="0 0 24 24"
+                className="hover:text-primary-500 dark:hover:text-primary-400 h-6 w-6 fill-current text-gray-700 dark:text-gray-200"
+              >
+                <title>Youtube</title>
+                <path d="M23.499 6.203a3.008 3.008 0 00-2.089-2.089c-1.87-.501-9.4-.501-9.4-.501s-7.509-.01-9.399.501a3.008 3.008 0 00-2.088 2.09A31.258 31.26 0 000 12.01a31.258 31.26 0 00.523 5.785 3.008 3.008 0 002.088 2.089c1.869.502 9.4.502 9.4.502s7.508 0 9.399-.502a3.008 3.008 0 002.089-2.09 31.258 31.26 0 00.5-5.784 31.258 31.26 0 00-.5-5.808zm-13.891 9.4V8.407l6.266 3.604z"></path>
+              </svg>
+            </Link>
           </div>
         </div>
       </Container>