minor style changes

app/components/Card.vue

@@ -183,7 +183,7 @@ const isTrackLoaded = ref(false)
   }
 
   .play-button {
-    @apply absolute bottom-1/2 top-28 opacity-0 hover:opacity-100;
+    @apply absolute opacity-0 hover:opacity-100;
   }
 
   &.show-play-button {

app/components/Platine.vue

@@ -8,7 +8,7 @@
       <button @click="Rewind">
         rewind
       </button>
-      <div>{{ progressPercentage }}</div>
+      <!-- <div>{{ progressPercentage }}</div> -->
       <div>{{ currentSpeed }}</div>
     </div>
     <div class="disc" ref="discRef" id="disc">
@@ -183,7 +183,10 @@ const Reverse = () => {
 }
 
 const Rewind = async () => {
-  // ...
+  if (!disc.value || !sampler.value) return
+  Reverse()
+  play()
+
 }
 
 const handleKeyDown = (e: KeyboardEvent) => {