diff --git a/3about.md b/3about.md
index 4736e6f..3677c8e 100644
--- a/3about.md
+++ b/3about.md
@@ -61,6 +61,10 @@ viewBox="0 0 32 32"
 </svg>
 <a href="https://www.researchgate.net/profile/Wei-Wang-436" target="_blank"> <font color="gray" size="3"><u>ResearchGate</u></font></a>
 </p>
+<p style="margin: 10px 0px 0px 4px">
+<img style="float:left; margin:3px 12px 0px 10px; width: 20px" src='/images/alphaXiv.ico' alt="α"/>
+<a href="https://wwang.alphaxiv.io/" target="_blank"> <font color="gray" size="3"><u>alphaXiv</u></font></a>
+</p>
 <p style="margin: 18px 0px 36px 25px">
 <a href="/docs/CV_WWang.pdf" target="_blank"><font color="gray" size="3"><u><b>Curriculum Vitae</b></u></font></a>
 </p>
diff --git a/_sass/blog.scss b/_sass/blog.scss
index a122ebc..9021055 100755
--- a/_sass/blog.scss
+++ b/_sass/blog.scss
@@ -27,8 +27,8 @@ $on-laptop:        54em !default;
 // Use media queries like this:
 // @include media-query($on-palm) {
 //   .wrapper {
-//     padding-right: $spacing-unit / 2;
-//     padding-left: $spacing-unit / 2;
+//     padding-right: calc($spacing-unit / 2);
+//     padding-left: calc($spacing-unit / 2);
 //   }
 // }
 @mixin media-query($device) {
diff --git a/_sass/blog/_base.scss b/_sass/blog/_base.scss
index 32e9095..b511fcc 100755
--- a/_sass/blog/_base.scss
+++ b/_sass/blog/_base.scss
@@ -13,8 +13,8 @@
   @include media-query($on-laptop) {
     max-width: -webkit-calc(#{$navbar-width} - (#{$spacing-unit}));
     max-width:         calc(#{$navbar-width} - (#{$spacing-unit}));
-    padding-right: $spacing-unit / 2;
-    padding-left: $spacing-unit / 2;
+    padding-right: calc($spacing-unit / 2);
+    padding-left: calc($spacing-unit / 2);
   }
 }
 
diff --git a/_sass/blog/_layout.scss b/_sass/blog/_layout.scss
index dd1f0bd..8ac9219 100755
--- a/_sass/blog/_layout.scss
+++ b/_sass/blog/_layout.scss
@@ -51,7 +51,7 @@
   @include media-query($on-palm) {
     position: absolute;
     top: 9px;
-    right: $spacing-unit / 2;
+    right: calc($spacing-unit / 2);
     background-color: $background-color;
     border: 1px solid $grey-color-light;
     border-radius: 5px;
diff --git a/about.html b/about.html
index f3985da..165fa05 100644
--- a/about.html
+++ b/about.html
@@ -272,6 +272,10 @@ <h2 class="project-tagline">&ensp;</h2>
 </svg>
 <a href="https://www.researchgate.net/profile/Wei-Wang-436" target="_blank"> <font color="gray" size="3"><u>ResearchGate</u></font></a>
 </p>
+<p style="margin: 10px 0px 0px 4px">
+<img style="float:left; margin:3px 12px 0px 10px; width: 20px" src="/images/alphaXiv.ico" alt="α" />
+<a href="https://wwang.alphaxiv.io/" target="_blank"> <font color="gray" size="3"><u>alphaXiv</u></font></a>
+</p>
 <p style="margin: 18px 0px 36px 25px">
 <a href="/docs/CV_WWang.pdf" target="_blank"><font color="gray" size="3"><u><b>Curriculum Vitae</b></u></font></a>
 </p>
diff --git a/assets/css/style.scss b/assets/css/style.scss
index 67a795e..4139b7c 100755
--- a/assets/css/style.scss
+++ b/assets/css/style.scss
@@ -19,8 +19,8 @@ $navbar-width: 1280px;
     @include media-query($on-laptop) {
         max-width: -webkit-calc(#{$navbar-width} - (#{$spacing-unit}));
         max-width: calc(#{$navbar-width} - (#{$spacing-unit}));
-        padding-right: $spacing-unit / 2;
-        padding-left: $spacing-unit / 2;
+        padding-right: calc($spacing-unit / 2);
+        padding-left: calc($spacing-unit / 2);
     }
 }
 
@@ -39,7 +39,7 @@ $navbar-width: 1280px;
     @include media-query($on-laptop) {
         max-width: -webkit-calc(#{$navbar-width} - (#{$spacing-unit}));
         max-width: calc(#{$navbar-width} - (#{$spacing-unit}));
-        padding-right: $spacing-unit / 2;
-        padding-left: $spacing-unit / 2;
+        padding-right: calc($spacing-unit / 2);
+        padding-left: calc($spacing-unit / 2);
     }
 }
\ No newline at end of file
diff --git a/images/alphaXiv.ico b/images/alphaXiv.ico
new file mode 100644
index 0000000..63e61c5
Binary files /dev/null and b/images/alphaXiv.ico differ