diff --git a/basics-10-styling-starting-setup/index.html b/basics-10-styling-starting-setup/index.html
index 628b925..e56d6af 100644
--- a/basics-10-styling-starting-setup/index.html
+++ b/basics-10-styling-starting-setup/index.html
@@ -16,7 +16,7 @@
         <h1>Vue Dynamic Styling</h1>
     </header>
     <section id="styling">
-        <div class="demo" :style="{borderColor: boxASelected ? 'red' : '#ccc'}" @click="boxSelected('A')"></div>
+        <div class="demo" @click="boxSelected('A')"></div>
         <div class="demo" @click="boxSelected('B')"></div>
         <div class="demo" @click="boxSelected('C')"></div>
     </section>