Fix border-top on accordion to not be removed with wrapping div

dist/components/accordion.css

@@ -132,8 +132,8 @@
   -webkit-transition: background 0.2s ease, color 0.2s ease;
           transition: background 0.2s ease, color 0.2s ease;
 }
-.ui.styled.accordion .title:first-child,
-.ui.styled.accordion .accordion .title:first-child {
+.ui.styled.accordion > .title:first-child,
+.ui.styled.accordion > .accordion .title:first-child {
   border-top: none;
 }
 

dist/semantic.css

@@ -142,8 +142,8 @@
   transition: background 0.2s ease, color 0.2s ease;
 }
 
-.ui.styled.accordion .title:first-child,
-.ui.styled.accordion .accordion .title:first-child {
+.ui.styled.accordion > .title:first-child,
+.ui.styled.accordion > .accordion .title:first-child {
   border-top: none;
 }
 

src/definitions/modules/accordion.less

@@ -130,8 +130,8 @@
   border-top: @styledTitleBorder;
   transition: @styledTitleTransition;
 }
-.ui.styled.accordion .title:first-child,
-.ui.styled.accordion .accordion .title:first-child {
+.ui.styled.accordion > .title:first-child,
+.ui.styled.accordion > .accordion .title:first-child {
   border-top: none;
 }