diff --git a/flask-app/application/static/css/custom.css b/flask-app/application/static/css/custom.css
index d7fd943..dae5a41 100644
--- a/flask-app/application/static/css/custom.css
+++ b/flask-app/application/static/css/custom.css
@@ -53,11 +53,9 @@ body {
 }
 
 pre {
-    white-space: pre-wrap;       /* Since CSS 2.1 */
-    white-space: -moz-pre-wrap;  /* Mozilla, since 1999 */
-    white-space: -pre-wrap;      /* Opera 4-6 */
-    white-space: -o-pre-wrap;    /* Opera 7 */
-    word-wrap: break-word;       /* Internet Explorer 5.5+ */
+    white-space: pre-wrap; 
+    word-wrap: break-word; 
+    overflow-wrap: break-word; 
 }
 
 .mtw-nopad {
diff --git a/flask-app/tools/README.md b/flask-app/tools/README.md
index b1d0f86..e5a6836 100644
--- a/flask-app/tools/README.md
+++ b/flask-app/tools/README.md
@@ -1,3 +1 @@
-## MTW Tools folder
-
-#
+# MTW Tools folder
diff --git a/sparql/README.md b/sparql/README.md
index 42b25b4..987a779 100644
--- a/sparql/README.md
+++ b/sparql/README.md
@@ -1,5 +1,5 @@
-## This is just a SPARQL playground
+# This is just a SPARQL playground
 
-There is no guarantee that the queries here match the query templates used in production:
+There is no guarantee that the queries located here match the query templates used in production:
 
 https://github.com/filak/MTW-MeSH/tree/master/flask-app/application/templates/sparql