diff --git a/src/components/common/header/index.tsx b/src/components/common/header/index.tsx
index 7fad426..e05db31 100644
--- a/src/components/common/header/index.tsx
+++ b/src/components/common/header/index.tsx
@@ -23,7 +23,7 @@ export const Header = () => {
   return (
     <>
       <Wrapper scroll={scroll}>
-        <Side>
+        <Side scroll={scroll}>
           <img src={LogoImg} />
           <span>Xquare Infra</span>
         </Side>
@@ -31,9 +31,10 @@ export const Header = () => {
           <span>소개</span>
           <span>고객 지원</span>
         </Center>
-        <Side>
-          <Button></Button>
+        <Side scroll={scroll}>
+          <Button scroll={scroll}></Button>
         </Side>
+        <WrapperBackground scroll={scroll} />
       </Wrapper>
       <Outlet />
     </>
@@ -42,40 +43,60 @@ export const Header = () => {
 
 const Wrapper = styled.div<{ scroll: number }>`
   position: fixed;
-  transition: 0.25s linear;
+  transition: 0.25s ease-in-out;
   top: 0;
   left: 0;
   width: 100%;
-  height: 110px;
+  height: 80px;
   display: flex;
   justify-content: space-between;
   padding: 0 90px 0 90px;
   align-items: center;
   color: ${({ scroll }) => (scroll === 0 ? 'white' : scroll >= 408 ? 'rgba(0,0,0,0)' : 'black')};
-  background-color: ${({ scroll }) => (scroll === 0 ? 'rgba(0,0,0,0)' : scroll >= 408 ? 'rgba(0,0,0,0)' : 'white')};
   z-index: 999;
 `;
 
+const WrapperBackground = styled.div<{ scroll: number }>`
+  height: ${({ scroll }) => (scroll < 408 ? '80px' : '0px')};
+  background-color: white;
+  opacity: ${({ scroll }) => (scroll === 0 ? 0 : 1)};
+  position: absolute;
+  transition:
+    opacity 0.25s linear,
+    height 0.5s ease-in-out;
+  top: 0px;
+  left: 0px;
+  width: 100vw;
+  z-index: -1;
+`;
+
 const Center = styled.div`
   width: 254px;
   display: flex;
   justify-content: space-between;
+  font-size: 16px;
+  font-weight: 500;
 `;
 
-const Side = styled.div`
+const Side = styled.div<{ scroll: number }>`
   width: 300px;
   display: flex;
   align-items: center;
+  justify-content: start;
   font-size: 30px;
+  font-weight: 700;
   > span {
+    transition: 0.25s ease-in-out;
     margin-left: 14px;
+    color: ${({ scroll }) => (scroll === 0 ? 'white' : scroll >= 408 ? '#9650fa' : 'black')};
   }
 `;
 
-const Button = styled.div`
+const Button = styled.div<{ scroll: number }>`
+  transition: 0.25s ease-in-out;
   width: 192px;
-  height: 52px;
+  height: 40px;
   border-radius: 8px;
-  border: 2px white solid;
-  justify-self: end;
+  border: 2px ${({ scroll }) => (scroll === 0 ? 'white' : 'black')} solid;
+  margin-left: 108px;
 `;
diff --git a/src/pages/Main.tsx b/src/pages/Main.tsx
index b275be7..f430794 100644
--- a/src/pages/Main.tsx
+++ b/src/pages/Main.tsx
@@ -5,17 +5,29 @@ export const Main = () => {
   return (
     <Wrapper>
       <Container>
-        <img src={MainImg} />
-        <FirstContainerBox>
+        <ImgWrapper>
+          <Img src={MainImg} />
+        </ImgWrapper>
+        <MainContainer>
           <div>
             프로젝트를 빠르게
             <br />
             배포하는 경험을 할 수 있습니다.
           </div>
           <div>스퀘어는 보다 쉬운 방법으로 배포할 수 있고 쉽게 모니터링 할 수 있습니다.</div>
-        </FirstContainerBox>
+          <div>자세히 보기</div>
+        </MainContainer>
       </Container>
       <Container>b</Container>
+      <Container>c</Container>
+      <SubFooter>
+        <div>FREE TRIAL</div>
+        <div>
+          대마고 학생이라면 <b>‘스퀘어 인프라’</b> 를<br />
+          <b>무료</b>로 사용할 수 있습니다.
+        </div>
+        <div></div>
+      </SubFooter>
     </Wrapper>
   );
 };
@@ -35,21 +47,70 @@ const Container = styled.div`
   position: relative;
 `;
 
-const FirstContainerBox = styled.div`
+const MainContainer = styled.div`
+  width: 1170px;
+  display: flex;
+  flex-direction: column;
+  align-items: start;
+  justify-content: center;
   position: absolute;
-  top: 200px;
-  left: 214px;
-  width: 922px;
-  height: 690px;
+  top: 250px;
+  left: auto;
+  right: auto;
   color: white;
+  z-index: 3;
   > div:nth-child(1) {
-    font-size: 64px;
-    font-weight: 800;
-    margin-top: 20px;
+    font-size: 48px;
+    font-weight: 700;
   }
   > div:nth-child(2) {
-    font-size: 30px;
-    font-weight: 500;
-    margin-top: 50px;
+    margin: 32px 0 64px 0;
+    font-size: 20px;
+  }
+  > div:nth-child(3) {
+    width: 190px;
+    height: 64px;
+    border: 1px white solid;
+    border-radius: 6px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-size: 16px;
+    font-weight: 700;
+  }
+`;
+
+const SubFooter = styled.div`
+  width: 100%;
+  height: 710px;
+  padding-top: 150px;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  background-color: #6fe09e;
+`;
+
+const ImgWrapper = styled.div`
+  width: 100%;
+  height: 100%;
+  position: relative;
+
+  &::after {
+    content: '';
+    position: absolute;
+    top: 0;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    background-color: rgba(0, 0, 0, 0.3); /* 빨간색으로 변경 */
+    z-index: 2;
   }
 `;
+
+const Img = styled.img`
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  position: relative;
+  z-index: 1;
+`;