fix: remove on/off switch button (#102)

Author: rohini-ranjanR

audio-basics/index.html

@@ -52,14 +52,6 @@
 
           <label for="panner">PAN</label>
 
-          <button
-            class="control-power"
-            role="switch"
-            aria-checked="false"
-            data-power="on"
-          >
-            <span>On/Off</span>
-          </button>
         </section>
 
         <section class="tape">

audio-basics/style.css

@@ -105,7 +105,7 @@ body {
 .master-controls {
   display: grid;
   grid-template-rows: repeat(2, auto);
-  grid-template-columns: repeat(2, 1fr) 12%;
+  grid-template-columns: repeat(2, 1fr);
   /*name our grid areas so they are more manipulative later*/
   grid-template-areas:
     "volin panin power"