fix: 공통 스타일 변경 #46

Author: novice0840

frontend/src/components/common/Button/Button.tsx

@@ -1,7 +1,7 @@
 import { buttonLayout } from './Button.styled';
 
 interface ButtonProps {
-  text: '선택' | '확인' | '다음';
+  text: string;
   active: boolean;
   onClick: () => void;
 }

frontend/src/components/layout/Header/Header.styled.ts

@@ -4,6 +4,7 @@ export const headerLayout = css`
   display: flex;
   justify-content: space-between;
   align-items: center;
+  height: 7rem;
 `;
 
 export const gameTitle = css`

frontend/src/styles/Theme.ts

@@ -1,8 +1,14 @@
 const color = {
   // primary color
+  peanut200: '#FFF0D4',
   peanut300: '#FFF4DF',
   peanut400: '#FFDD9A',
   peanut500: '#FFD076',
+
+  gray200: '#F3F1F1',
+  gray300: '#E4E4E4',
+  gray400: '#9D9B9B',
+  gray500: '#7A7A7A',
 } as const;
 
 export const Theme = {