Resolve conflicts using files from Stirling-2.0

stirling-pdf/build/resources/main/static/css/split-pdf-by-sections.css

@@ -0,0 +1,10 @@
+.pdf-visual-aid {
+  width: 150px; /* Adjust as needed */
+  height: 200px; /* Adjust as needed */
+  border: 1px solid black; /* Represents the PDF page */
+  position: relative;
+}
+.line {
+  position: absolute;
+  background-color: red; /* Line color */
+}