fix: incorrect usage of header elements

src/containers/CoursesPanel/NoCoursesView/index.jsx

@@ -19,9 +19,9 @@ export const NoCoursesView = () => {
       className="d-flex align-items-center justify-content-center mb-4.5"
     >
       <Image src={emptyCourseSVG} alt={formatMessage(messages.bannerAlt)} />
-      <h1>
+      <h3 className="h1">
         {formatMessage(messages.lookingForChallengePrompt)}
-      </h1>
+      </h3>
       <p>
         {formatMessage(messages.exploreCoursesPrompt)}
       </p>

src/containers/Dashboard/DashboardLayout.jsx

@@ -40,8 +40,7 @@ export const DashboardLayout = ({ children }) => {
         <Col {...courseListColumnProps} className="course-list-column">
           {children}
         </Col>
-        <Col {...columnConfig.sidebar} className="sidebar-column">
-          {!isCollapsed && (<h2 className="course-list-title">&nbsp;</h2>)}
+        <Col {...columnConfig.sidebar} className={['sidebar-column', !isCollapsed && 'not-collapsed']}>
           <WidgetSidebarSlot />
         </Col>
       </Row>

src/containers/Dashboard/index.scss

@@ -6,6 +6,14 @@
 
 .sidebar-column {
   padding: 0 map-get($spacers, 3) 0 map-get($spacers, 1);
+
+  &.not-collapsed {
+    padding-top: map-get($spacers, 2);
+
+    & >:first-child {
+      margin-top: map-get($spacers, 5\.5);
+    }
+  }
 }
 
 @include media-breakpoint-down(lg) {

src/containers/LearnerDashboardHeader/ConfirmEmailBanner/index.jsx

@@ -64,7 +64,7 @@ export const ConfirmEmailBanner = () => {
           </Button>
         )}
       >
-        <h1 className="text-center p-3">{formatMessage(messages.confirmEmailModalHeader)}</h1>
+        <h4 className="text-center p-3 h1">{formatMessage(messages.confirmEmailModalHeader)}</h4>
         <p className="text-center">{formatMessage(messages.confirmEmailModalBody)}</p>
       </MarketingModal>
     </>