rename setting to "use alt now playing ..."

+ fix right now playing component gap
+ show emoji if there's no search result
+ abstract now playing component settings into one setting
+ break context menu's context item into a component

src/assets/scss/Global/basic.scss

@@ -46,7 +46,7 @@
 
 .bg-primary {
   background-color: $gray4;
-  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.425)
+  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.425);
 }
 
 .heading {
@@ -79,6 +79,14 @@ button {
   background-image: linear-gradient(70deg, #234ece, $darkblue);
 }
 
+.btn-more {
+  width: 2.5rem;
+
+  svg {
+    transform: scale(1.25);
+  }
+}
+
 .separator {
   border-top: 0.1px $separator solid;
   color: transparent;