diff --git a/nav.scss b/nav.scss
index 1e50229..5152b06 100644
--- a/nav.scss
+++ b/nav.scss
@@ -1,6 +1,7 @@
 @import "_mixins", "_vars";
 
 #nav-side {
+    user-select: none;
     width: 175px;
     position: fixed;
     top: 75px;
@@ -123,6 +124,7 @@ label[for="nav-trigger"] {
 }
 
 .nav-top {
+    user-select: none;
     margin-top: 5px;
     display: block;
     background: #ffffff;
diff --git a/styles.css b/styles.css
index 41eb747..4c82db0 100644
--- a/styles.css
+++ b/styles.css
@@ -4253,6 +4253,7 @@ ul.h-list li {
 /* Navigation */
 /* Colors */
 #nav-side {
+  user-select: none;
   width: 175px;
   position: fixed;
   top: 75px;
@@ -4323,6 +4324,7 @@ label[for="nav-trigger"] {
   left: 175px; }
 
 .nav-top {
+  user-select: none;
   margin-top: 5px;
   display: block;
   background: #ffffff;