refactor: 버튼 padding 수정, storybook global scss 적용

Author: sikkzz

.storybook/preview.module.scss

@@ -1,3 +1,7 @@
+body {
+  max-width: initial;
+}
+
 .Wrapper {
   display: flex;
   flex-flow: row wrap;

.storybook/preview.tsx

@@ -1,5 +1,7 @@
 import type { Preview } from "@storybook/react";
 
+import "@/styles/reset.scss";
+import "@/styles/global.scss";
 import styles from "./preview.module.scss";
 
 const preview: Preview = {

src/components/ui/BaseButton/BaseButton.module.scss

@@ -5,4 +5,5 @@
   border-radius: 0.875rem;
   width: 100%;
   height: 3.25rem;
+  padding: 0.875rem;
 }

src/components/ui/IconButton/IconButton.module.scss

@@ -15,6 +15,7 @@
   &.size-sm {
     gap: 0.125rem;
     height: 2.375rem;
+    padding: 0.5rem 0.875rem;
     background-color: var(--color-text01);
     color: var(--color-white);
     border-radius: 0.75rem;