More styles for tutorial index

static/css/application.css

@@ -2780,9 +2780,7 @@ div.course-wrapper section.course-content ol.vert-mod > li ul {
   list-style: disc outside none;
   padding-left: 1em; }
 div.course-wrapper section.course-content section.tutorials h2 {
-  padding-bottom: 5.663px;
-  margin-bottom: 22.652px;
-  border-bottom: 1px solid #e3e3e3; }
+  margin-bottom: 22.652px; }
 div.course-wrapper section.course-content section.tutorials ul {
   margin: 0;
   zoom: 1; }

templates/sass/courseware/_courseware.scss

@@ -184,10 +184,9 @@ div.course-wrapper {
 
     section.tutorials {
       h2 {
-        padding-bottom: lh(.25);
         margin-bottom: lh();
-        border-bottom: 1px solid #e3e3e3;
       }
+
       ul {
         margin: 0;
         @include clearfix();