fix(range): themes variable

src/styles/variables.scss

@@ -231,13 +231,11 @@ $infinite-bottom-color: #c8c8c8;
 
 //range
 $range-max: #333333;
-$rang-bg-color: #ffa39a;
+$rang-bg-color: rgba($primary-color, 0.5);
 $rang-bar-bg-color: linear-gradient(
   135deg,
-  rgba(250, 44, 25, 1) 0%,
-  rgba(250, 63, 25, 1) 45%,
-  rgba(250, 89, 25, 1) 83%,
-  rgba(250, 100, 25, 1) 100%
+  $primary-color 0%,
+  $primary-color-end 100%
 );
 
 view-block {