anchor.diff:                      </div>
                   </div>
   
  -            </fieldset>
  +            </div>
           </div>
           </c:if>
   
           <c:if test="${companyCalendarAccessible != null || companyCalendarShare != null}">
           <div>
  -            <fieldset>
  -                <legend class="tw-text-xl">
  -                    <spring:message code="calendar.share.company.title"/>
  -                </legend>
  +            <div>
  +                <uv:section-heading>
  +                    <h2 class="tw-text-xl">
  +                        <spring:message code="calendar.share.company.title"/>
  +                    </h2>
  +                </uv:section-heading>
                   <c:if test="${companyCalendarAccessible != null}">
                       <form:form method="POST" action="${URL_PREFIX}/calendars/share/persons/${personId}/company/accessible" modelAttribute="companyCalendarAccessible">
                           <form:hidden path="accessible" value="${!companyCalendarAccessible.accessible}" />
  
positive.code:     <main>
          <form:form method="POST" action="${URL_PREFIX}/calendars/share/persons/${privateCalendarShare.personId}/me"
                     modelAttribute="privateCalendarShare" cssClass="tw-mb-8">
              <fieldset class="tw-mb-4">
                  <legend class="tw-text-xl">
                      <spring:message code="calendar.share.me.title"/>
                  </legend>
                  <c:choose>
                      <c:when test="${empty privateCalendarShare.calendarUrl}">
                          <div class="tw-max-w-3xl">
  
negative.code:                         </div>
                      </c:otherwise>
                  </c:choose>
              </div>
          </form:form>
  
          <c:if test="${departmentCalendars.size() > 0}">
          <div class="tw-mb-8">
              <div class="tw-mb-4">
                  <uv:section-heading>
                      <h2 class="tw-text-xl">
                          <spring:message code="calendar.share.department.title"/>
                      </h2>
                  </uv:section-heading>
                  <div>
                      <c:if test="${departmentCalendars.size() > 1}">
                      <ul class="nav nav-tabs">
  