Remove radius

docs/alternative-to-bootstrap.html

@@ -107,7 +107,7 @@ bootstrap:
       </section>
     </main>
 
-    <div class="section notification">
+    <div class="section notification is-radiusless">
       <h2 class="subtitle">
         <div class="container">
         Both Bulma and Bootstrap are <strong>CSS frameworks</strong> that allow developers to quickly <strong>build web interfaces</strong> with ease. While they have fairly similar features, they still differ in some ways, and you might wonder why you should choose one framework over the other. This page is here to help answer that.