diff --git a/_layouts/core.html b/_layouts/core.html
index 8237419..8df64da 100755
--- a/_layouts/core.html
+++ b/_layouts/core.html
@@ -85,7 +85,8 @@
 <script src="{{ site.baseurl }}/js/scrollIfAnchor.js"></script>
 -->
 
-<footer class="footer footer-background" style="padding-top: 1em; padding-bottom: 1em">
+<!--<footer class="footer footer-background" style="padding-top: 2em; padding-bottom: 2em; margin-top: 2em"> -->
+<footer class="footer footer-background">
   <div class="container text-center">
     {% if site.morea_footer_page %}
     {{ site.morea_footer_page.content | markdownify }}
diff --git a/css/style.css b/css/style.css
index 6791d97..6015e2c 100755
--- a/css/style.css
+++ b/css/style.css
@@ -11,6 +11,19 @@ body {
   }
 }
 
+/* Add bottom margin to h1 heading for larger devices */
+@media (min-width: 768px) {
+  h1 {
+      margin-bottom: 2rem;
+  }
+}
+
+/* Add top margin to h2 heading for larger devices */
+@media (min-width: 768px) {
+  h2 {
+    margin-top: 1rem;
+  }
+}
 
 /* Make link anchors aware of sticky navbar */
 :target {
@@ -52,9 +65,11 @@ body {
   background-color: var(--bs-white);
 }
 
+/*
 h1, h2, h3 {
   margin-top: .20em;
 }
+*/
 
 small {
   font-size: .7em
@@ -63,4 +78,13 @@ small {
 /* set a background color of the footer to differentiate it from the content */
 .footer-background {
   background-color: var(--bs-primary-bg-subtle); 
+}
+
+/* Add top and bottom paddings to the footer on larger devices */
+@media (min-width: 768px) {
+  footer {
+      padding-top: 2rem;
+      padding-bottom: 2rem;
+      margin-top: 2em;
+  }
 }
\ No newline at end of file
diff --git a/morea/footer.md b/morea/footer.md
index 52e4915..96f31e9 100644
--- a/morea/footer.md
+++ b/morea/footer.md
@@ -4,7 +4,7 @@ morea_id: footer
 morea_type: footer
 ---
 
-Yuanzhang Xiao | Hawaii Advanced Wireless Technologies Institute | University of Hawaii <br>
+[Yuanzhang Xiao](https://yuanzhangxiao.github.io/) | Hawaii Advanced Wireless Technologies Institute | University of Hawaii <br>
 yxiao8@hawaii.edu<br>
 
 
diff --git a/morea/home.md b/morea/home.md
index 01fd896..739c719 100644
--- a/morea/home.md
+++ b/morea/home.md
@@ -5,7 +5,7 @@ morea_type: home
 published: true
 ---
 
-## Welcome to EE 643, Spring 2024
+# Welcome to EE 643, Spring 2024
 
 In EE 643, we will learn the basics of wireless communication systems, exciting new topics such as the integration of artificial intelligence (AI) and wireless communications, and emerging paradigms of communication systems such as quantum communication.