cls example

Author: dgrammatiko

dist/index.html

@@ -9,10 +9,12 @@
       color-scheme: dark light;
     }
     qr-element:not([width]) {
+      display: block;
       width: 300px;
       height: 300px;
     }
     qr-element[width] {
+      display: block;
       width: calc(attr(width) + 'px');
       height: calc(attr(width) + 'px');
     }

index.html

@@ -10,10 +10,12 @@
       color-scheme: dark light;
     }
     qr-element:not([width]) {
+      display: block;
       width: 300px;
       height: 300px;
     }
     qr-element[width] {
+      display: block;
       width: calc(attr(width) + 'px');
       height: calc(attr(width) + 'px');
     }