diff --git a/curve.png b/curve.png
new file mode 100644
index 0000000..fd84fd7
Binary files /dev/null and b/curve.png differ
diff --git a/index.html b/index.html
index 950e175..817e1c3 100755
--- a/index.html
+++ b/index.html
@@ -175,16 +175,15 @@ target="_blank">arXiv</a>|<a href="https://pubsonline.informs.org/doi/abs/10.128
     <li> <b>Reviewer:</b> Operations Research, Management Science, Mathematical Finance, Mathematics of Operations Research, SIAM Journal on Financial Mathematics, Quantitative Finance, Mathematics and Financial Economics. </li>
     <li> <b>Conference Organizer:</b> 
         <ul style="list-style-type:circle">
-            <li> Mini-Symposium Organizer <a href="https://meetings.siam.org/sess/dsp_programsess.cfm?SESSIONCODE=70910" target="_blank"><b>MS5 Investment and Asset Pricing under Market Frictions</b></a>, SIAM Conference on Financial Mathematics and Engineering (FM21), 2021. </li>
-            <li> Invited Session Chair <b>Financial Frictions and Machine Learning</b><a>, 2023 INFORMS Annual Meeting, 2023. </li>
+            <li> Mini-Symposium Organizer, <a href="https://meetings.siam.org/sess/dsp_programsess.cfm?SESSIONCODE=70910" target="_blank"><b>MS5 Investment and Asset Pricing under Market Frictions</b></a>, SIAM Conference on Financial Mathematics and Engineering (FM21), 2021. </li>
+            <li> Invited Session Chair, <b>Financial Frictions and Machine Learning</b><a>, 2023 INFORMS Annual Meeting, 2023. </li>
         </ul>
     </li>
     <li> <b>I am one of the organizers of <a href="https://sites.google.com/view/hksgfinmatheng/home" target="_blank"><b>The Hong Kong - Singapore Joint Seminar Series in Financial Mathematics/Engineering.</b><a></li>
 </ul>
 </p>
 
-<hr class="style-one">
-<hr class="style-one">
+<hr class="curve">
 
 <div align="right"><font size="-1"></font></div>
 
diff --git a/style.css b/style.css
index 89518c2..c38ccaf 100755
--- a/style.css
+++ b/style.css
@@ -1,6 +1,6 @@
 html {
     scroll-behavior: smooth;
-    max-width: 900px;
+    max-width: 800px;
     margin: auto;
 }
 
@@ -131,3 +131,52 @@ background-image: -ms-linear-gradient(left, #ccc, #333, #ccc);
 background-image: -o-linear-gradient(left, #ccc, #333, #ccc);
 }
 
+hr.curve {
+border: 0;
+height: 15px;
+background-image: url(curve.png);
+background-size: 100% 100%;
+background-repeat: no-repeat;
+}
+
+.box {
+	width:100%;
+	height:280px;
+	background:rgb(220, 220, 220);
+	margin:40px auto;
+}
+
+.effect2
+{
+  position: relative;
+}
+.effect2:before, .effect2:after
+{
+  z-index: -1;
+  position: absolute;
+  content: "";
+  bottom: 15px;
+  left: 10px;
+  width: 50%;
+  top: 80%;
+  max-width:300px;
+  background: #777;
+  -webkit-box-shadow: 0 15px 10px #777;
+  -moz-box-shadow: 0 15px 10px #777;
+  box-shadow: 0 15px 10px #777;
+  -webkit-transform: rotate(-3deg);
+  -moz-transform: rotate(-3deg);
+  -o-transform: rotate(-3deg);
+  -ms-transform: rotate(-3deg);
+  transform: rotate(-3deg);
+}
+.effect2:after
+{
+  -webkit-transform: rotate(3deg);
+  -moz-transform: rotate(3deg);
+  -o-transform: rotate(3deg);
+  -ms-transform: rotate(3deg);
+  transform: rotate(3deg);
+  right: 10px;
+  left: auto;
+}