Added class for non-selectables

css/style.css

@@ -12,4 +12,12 @@ body {
 
 nav {
   transition: background 0.4s cubic-bezier(.86,0,.07,1), color 0.4s cubic-bezier(.86,0,.07,1);
+}
+
+.disable-select {
+  user-select: none; /* supported by Chrome and Opera */
+ -webkit-user-select: none; /* Safari */
+ -khtml-user-select: none; /* Konqueror HTML */
+ -moz-user-select: none; /* Firefox */
+ -ms-user-select: none; /* Internet Explorer/Edge */
 }