diff --git a/dmnverifierfrontend/src/main/resources/META-INF/resources/css/stylesheets.css b/dmnverifierfrontend/src/main/resources/META-INF/resources/css/stylesheets.css
index c7826d4f5120e786f338a3a092e1fd13179a04f5..eaef15d9974cbdd05273461df6700ef2cbc9486c 100644
--- a/dmnverifierfrontend/src/main/resources/META-INF/resources/css/stylesheets.css
+++ b/dmnverifierfrontend/src/main/resources/META-INF/resources/css/stylesheets.css
@@ -137,8 +137,9 @@ span.select2 {
   border: 2px solid #0b3004;
   border-radius: 5px;
   display: block;
-  background-size: cover;
   background-position: center;
+  background-repeat: no-repeat;
+  background-size: 85%;
   cursor: pointer;
 }
 
diff --git a/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifier.js b/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifier.js
index f1add96cb247f05ee5d2fa2e2f963230c9b7e609..ad4f1c00e50cdea2d10f69edc318f6ceadb3ac37 100644
--- a/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifier.js
+++ b/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifier.js
@@ -267,6 +267,9 @@ function renderVerifierResult(verifierSelect) {
   let verifier = findVerifierByName(verifierSelect.value);
   if (verifier === undefined) {
     lastTypeSelect = undefined;
+    let $verifierContent = $('#dmn-verifier-content');
+    $verifierContent.empty();
+    $verifierContent.css('display', 'none');
   } else {
     lastTypeSelect = verifier.type.name;
     renderVerifier(verifier);
diff --git a/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifierActions.js b/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifierActions.js
index a0ad8640a987f09bf01ee50549762131d01a0589..757065377b627a10ce23ff5480a1cd1755ce28e6 100644
--- a/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifierActions.js
+++ b/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnVerifierActions.js
@@ -124,7 +124,7 @@ function fixSHOW_OUTPUT_COLUMN(verificationEntry, fixAction) {
  * @param {Action} fixAction
  */
 function fixSHOW_DECISION_TABLE(verificationEntry, fixAction) {
-  highlightDecisions(verificationEntry.elements);
+  highlightDecision(verificationEntry.elements);
 }
 
 /**
@@ -133,5 +133,5 @@ function fixSHOW_DECISION_TABLE(verificationEntry, fixAction) {
  * @param {Action} fixAction
  */
 function fixSHOW_DECISION(verificationEntry, fixAction) {
-  highlightDecisions(verificationEntry.elements);
+  highlightDecision(verificationEntry.elements);
 }
diff --git a/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnViewer.js b/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnViewer.js
index 7ab3c8d3c88f21c70f95ca86e438cfe53d87d950..275f92a8c385456e110fc0d3118e27601fc30cba 100644
--- a/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnViewer.js
+++ b/dmnverifierfrontend/src/main/resources/META-INF/resources/js/dmnViewer.js
@@ -257,7 +257,7 @@ function highlightInputData(elements) {
  *
  * @param {Array<VerificationEntryElement>}elements
  */
-function highlightDecisions(elements) {
+function highlightDecision(elements) {
   console.log(elements);
   renderHighlightFunction.push({
     highlight: function () {