strip unused classes

and update comments with caps for member groups

Author: owlang

group.html

@@ -3,7 +3,7 @@
 ---
 
 <!--Principal Investigator-->
-<div class="group-container pi">
+<div class="group-container">
   <h3>Our Team</h3>
   <hr />
   <br />
@@ -35,12 +35,11 @@ <h5>Principal Investigator</h5>
       </div>
     </div>
   </div>
-</div>
-
-<!--Staff-->
-<div class="group-container staff">
+  <br />
   <br />
   <div class="row">
+    <!--STAFF-->
+
     <!--Anne-->
     <div class="col-xxl-4 col-xl-6 col-lg-6">
       <h5>Anne Gardner, PhD</h5>
@@ -132,7 +131,9 @@ <h5>Matthew McDermott</h5>
     </div>
     <!--New Staff go here...-->
 
-    <!--Post Docs-->
+
+    <!--POST DOCS-->
+
     <!--Ruihao-->
     <div class="col-xxl-4 col-xl-6 col-lg-6">
       <h5>Ruihao Li, PhD</h5>
@@ -172,7 +173,8 @@ <h5>Ruihao Li, PhD</h5>
     <!--New PostDocs go here...-->
 
 
-    <!--Graduate Students-->
+    <!--GRAD STUDENTS-->
+
     <!--Jordan-->
     <div class="col-xxl-4 col-xl-6 col-lg-6">
       <h5>Jordan Krebs</h5>
@@ -520,7 +522,7 @@ <h5>First Last</h5>
 </div>
 &nbsp;
 
-<!--Undergraduate Students-->
+<!--UNDERGRADS-->
 <div class="group-container undergradstudents">
   <h4>Undergraduate Students</h4>
   <hr />
@@ -546,7 +548,7 @@ <h4>Undergraduate Students</h4>
 
 &nbsp;
 
-<!--Alumni section-->
+<!--ALUMNI-->
 <div class="group-container alumni">
   <p>
     <button