style: DropdownButton 아이콘 스타일 추가

@@ -146,7 +146,7 @@ const Header = () => {
           <SortOptionContainer>
             <DropDownButton
               color="white"
-              width="85px"
+              width="100px"
               fontsize="15px"
               height="36px"
               title="정렬(기본)"
@@ -156,7 +156,7 @@ const Header = () => {
                 { id: 2, name: '크기높은순' },
                 { id: 3, name: '크기낮은순' },
               ]}
-            />
+            />{' '}
           </SortOptionContainer>
           <SearchOptionContainer onClick={openModal}>
             <Button color="gray">고급 검색</Button>

@@ -13,7 +13,7 @@ const ButtonBlock = styled.div`
 const Buttons = ({ children, color, float, width, fontsize }) => {
   return (
     <ButtonBlock float={float} width={width} fontsize={fontsize}>
-      <Button fullWidth size="lg" color={color || 'blue'}>
+      <Button size="lg" color={color || 'blue'}>
         {children}
       </Button>
     </ButtonBlock>

 import React, { useState, useEffect } from 'react';
+import { TiArrowSortedDown } from 'react-icons/ti';
 import { Menu, MenuItem } from '@mantine/core';
 import styled from 'styled-components';
 import { dropdownHeaderColorMap } from '../../lib/styles/palette';
@@ -10,6 +11,9 @@ const DropDownBlock = styled.div`
 const DropDownHeader = styled(Menu)``;
 
 const DropDownWrap = styled.button`
+  display: flex;
+  justify-content: space-around;
+  align-items: center;
   color: ${props => dropdownHeaderColorMap[props.color].color};
   background-color: ${props => dropdownHeaderColorMap[props.color].background};
   cursor: pointer;
@@ -18,7 +22,6 @@ const DropDownWrap = styled.button`
       dropdownHeaderColorMap[props.color].hoverBackground};
   }
   margin-bottom: 0.8em;
-  padding: 0.4em;
   width: ${props => props.width || '100px'};
   height: ${props => props.height || '30px'};
   padding-right: 7%;
@@ -51,6 +54,7 @@ const DropDown = ({
             height={height}
           >
             {menuTitle}
+            <TiArrowSortedDown />
           </DropDownWrap>
         }
       >