Fix unwanted br alignment reset

lib/Epub/Epub/parsers/ChapterHtmlSlimParser.cpp

@@ -1104,6 +1104,9 @@ void XMLCALL ChapterHtmlSlimParser::endElement(void* userData, const XML_Char* n
     // Margins/padding are preserved so parent element spacing still accumulates correctly.
     if (self->currentTextBlock && self->currentTextBlock->isEmpty()) {
       auto style = self->currentTextBlock->getBlockStyle();
+      // Keep alignment for synthetic empty <br> separator blocks so following inline
+      // text after <br/> inside centered/right-aligned containers preserves alignment.
+      if (!style.fromBrElement) {
         style.textAlignDefined = false;
         style.alignment = (self->paragraphAlignment == static_cast<uint8_t>(CssTextAlign::None))
                               ? CssTextAlign::Justify
@@ -1111,6 +1114,7 @@ void XMLCALL ChapterHtmlSlimParser::endElement(void* userData, const XML_Char* n
         self->currentTextBlock->setBlockStyle(style);
       }
     }
+  }
 }
 
 bool ChapterHtmlSlimParser::parseAndBuildPages() {