✨ (spotify) add spotify player

src/styles/app.scss

@@ -60,3 +60,16 @@ a {
 .fade-leave-to {
   opacity: 0;
 }
+
+@keyframes rotating {
+  from {
+    transform: rotate(0deg);
+  }
+  to {
+    transform: rotate(360deg);
+  }
+}
+
+img.loader {
+  animation: rotating 4s linear infinite;
+}