Also closing mentor sign-up

index.html

@@ -219,7 +219,7 @@ <h5>Session Facilitators</h5>
   </div>
 
       <hr>
-      <h5>Mentor/Mentee Sign-Up</h5>
+      <h5>Mentor/Mentee Sign-Up <b>(now closed)</b></h5>
       <p>We all know how challenging it can be to navigate a new space,
         with a lot of things happening during DESC meeting and in the large DESC collaboration in general.
         The situation can be exacerbated with a virtual event. To address this, the
@@ -236,7 +236,7 @@ <h5>Mentor/Mentee Sign-Up</h5>
           <div class="form-group">
             <div>
               <div class="form-check form-check-inline" id="inputMentee">
-                <input class="form-check-input" type="checkbox" name="mentee" id="mentee_yes" value="yes">
+                <input disabled="true" class="form-check-input" type="checkbox" name="mentee" id="mentee_yes" value="yes">
                 <label class="form-check-label" for="mentee_yes">Sign me up!</label>
               </div>
             </div>
@@ -248,7 +248,7 @@ <h5>Mentor/Mentee Sign-Up</h5>
           <div class="form-group">
             <div>
               <div class="form-check form-check-inline" id="inputMentor">
-                <input class="form-check-input" type="checkbox" name="mentor" id="mentor_yes" value="yes">
+                <input disabled="true" class="form-check-input" type="checkbox" name="mentor" id="mentor_yes" value="yes">
                 <label class="form-check-label" for="mentor_yes">Sign me up!</label>
               </div>
             </div>