update sass imports

src/components/Chart.vue

@@ -103,7 +103,7 @@ export default {
 </script>
 
 <style lang="scss">
-@import "@/style/style.scss";
+@import "@/style/_variables.scss";
 .chart-container,
 .chart-container div {
   // height: 100%;

src/components/Loader.vue

@@ -7,7 +7,7 @@
   </div>
 </template>
 <style scoped lang="scss">
-@import "@/style/style.scss";
+@import "@/style/_variables.scss";
 .lds-ring {
   display: inline-block;
   position: relative;