diff --git a/src/components/Timer/TimerApp.tsx b/src/components/Timer/TimerApp.tsx
new file mode 100644
index 00000000..2f89cabf
--- /dev/null
+++ b/src/components/Timer/TimerApp.tsx
@@ -0,0 +1,219 @@
+import React from "react";
+import { useState, useEffect } from "react";
+import { styled } from "styled-components";
+import { Button, Alert } from "antd";
+import {
+  ClockCircleOutlined,
+  CheckOutlined,
+  PoweroffOutlined,
+} from "@ant-design/icons";
+
+// 타이머 스타일링
+interface TimerProps {
+  fontSize?: string;
+}
+const TimerText = styled.div<TimerProps>`
+  font-size: ${(props) => props.fontSize || "1.5rem"};
+`;
+
+const TimerAlign = styled.div`
+  style={
+  display: "flex",
+  flexDirection: "column",
+  justifyContent: "right",
+  alignItems: "center"}`;
+
+const GreetingText = styled.div`
+  font-size: "1.5rem";
+`;
+
+const TimerApp = () => {
+  const nowDate = new Date().toLocaleDateString("ko-KR", {
+    year: "2-digit",
+    month: "2-digit",
+    day: "2-digit",
+    weekday: "narrow",
+  });
+
+  const [nowTime, setNowTime] = useState<string>(
+    new Date().toLocaleTimeString(),
+  ); // 현재 시간 표시
+  const [startWorkTime, setStartWorkTime] = useState<string | null>(null); // 출근 시간 기록
+  const [finishWorkTime, setFinishWorkTime] = useState<string | null>(null); // 퇴근 시간 기록
+  const [startWorkBtnClicked, setStartWorkBtnClicked] =
+    useState<boolean>(false); // 출근 버튼 클릭 가능 상태로 시작
+  const [finishWorkBtnClicked, setFinishWorkBtnClicked] =
+    useState<boolean>(false); // 퇴근 버튼 클릭 가능 상태로 시작
+  const [clickedStartBtnText, setClickedStartBtnText] = useState<string>(""); // 출근 버튼이 클릭됐을 때 해당 시각을 버튼에 표시
+  const [clickedFinishBtnText, setClickedFinishBtnText] = useState<string>(""); // 퇴근 버튼이 클릭됐을 때 해당 시각을 버튼에 표시
+  const [userName, setUserName] = useState<string | null>("");
+
+  const UpdateTime = () => {
+    let nowTime = new Date().toLocaleTimeString();
+    setNowTime(nowTime);
+  };
+
+  useEffect(() => {
+    const interval = setInterval(UpdateTime, 1000);
+
+    return () => {
+      clearInterval(interval);
+    };
+  }, []);
+
+  const recordStartWork = (e: React.MouseEvent<HTMLButtonElement>) => {
+    e.preventDefault();
+    // 현재 시간을 출근 시간으로 기록
+    const startWorkTime = new Date();
+    const hours = startWorkTime.getHours().toString().padStart(2, "0");
+    const minutes = startWorkTime.getMinutes().toString().padStart(2, "0");
+    const seconds = startWorkTime.getSeconds().toString().padStart(2, "0");
+    setStartWorkTime(`${hours}:${minutes}:${seconds}`);
+    setStartWorkBtnClicked(true); // 출근 시간 기록 후 버튼 비활성화
+    setClickedStartBtnText(nowTime);
+  };
+
+  const recordFinishWork = (e: React.MouseEvent<HTMLButtonElement>) => {
+    e.preventDefault();
+    // 현재 시간을 퇴근 시간으로 기록
+
+    if (!startWorkBtnClicked) {
+      return alert("출근한 상태일 때만 퇴근 기록이 가능합니다!");
+    }
+
+    const finishWorkTime = new Date();
+    const hours = finishWorkTime.getHours().toString().padStart(2, "0");
+    const minutes = finishWorkTime.getMinutes().toString().padStart(2, "0");
+    const seconds = finishWorkTime.getSeconds().toString().padStart(2, "0");
+    setFinishWorkTime(`${hours}:${minutes}:${seconds}`);
+    setFinishWorkBtnClicked(true); // 퇴근 시간 기록 후 버튼 비활성화
+    setClickedFinishBtnText(nowTime);
+  };
+
+  const calcWorkTime = () => {
+    if (startWorkTime && finishWorkTime) {
+      const startTime = startWorkTime.split(":");
+      const finishTime = finishWorkTime.split(":");
+      const startHours = parseInt(startTime[0], 10);
+      const startMinutes = parseInt(startTime[1], 10);
+      const finishHours = parseInt(finishTime[0], 10);
+      const finishMinutes = parseInt(finishTime[1], 10);
+
+      let hours = finishHours - startHours;
+      let minutes = finishMinutes - startMinutes;
+
+      if (minutes < 0) {
+        hours -= 1;
+        minutes += 60;
+      }
+
+      return `오늘 총 근무 시간은 ${hours}시간 ${minutes}분 입니다.`;
+    }
+  };
+
+  return (
+    <form>
+      <TimerAlign>
+        <div>
+          <div>
+            <TimerText>TODAY {nowDate}</TimerText>
+          </div>
+          <div>
+            <TimerText fontSize="2.3rem">
+              <ClockCircleOutlined />
+              &nbsp;
+              {nowTime}
+            </TimerText>
+          </div>
+        </div>
+      </TimerAlign>
+      <br />
+      <div
+        style={{
+          display: "flex",
+          justifyContent: "space-between",
+          alignItems: "center",
+        }}
+      >
+        <Button
+          type="primary"
+          shape="default"
+          size="large"
+          onClick={recordStartWork}
+          disabled={startWorkBtnClicked}
+          style={{
+            width: "130px",
+            height: "60px",
+            backgroundColor: startWorkBtnClicked ? "gray" : "#3956A3",
+            color: startWorkBtnClicked ? "#5F5F5F" : "white",
+            fontSize: startWorkBtnClicked ? "0.9rem" : "1.5rem",
+            whiteSpace: "pre-wrap",
+            textOverflow: "ellipsis",
+            textAlign: "center",
+            transition: "none",
+          }}
+        >
+          {!startWorkBtnClicked ? (
+            <>
+              <CheckOutlined />
+              &nbsp;출근
+            </>
+          ) : (
+            <>
+              <CheckOutlined />
+              &nbsp;출근!
+              <br />
+              {clickedStartBtnText}
+            </>
+          )}
+        </Button>
+        <span>&nbsp;|&nbsp;</span>
+        <Button
+          type="primary"
+          shape="default"
+          size="large"
+          onClick={recordFinishWork}
+          disabled={finishWorkBtnClicked}
+          style={{
+            width: "130px",
+            height: "60px",
+            backgroundColor: finishWorkBtnClicked ? "gray" : "#728AC9",
+            color: finishWorkBtnClicked ? "#5F5F5F" : "white",
+            fontSize: finishWorkBtnClicked ? "0.9rem" : "1.5rem",
+            whiteSpace: "pre-wrap",
+            textOverflow: "ellipsis",
+            textAlign: "center",
+            transition: "none",
+          }}
+        >
+          {!finishWorkBtnClicked ? (
+            <>
+              <PoweroffOutlined />
+              &nbsp;퇴근
+            </>
+          ) : (
+            <>
+              <PoweroffOutlined />
+              &nbsp;퇴근!
+              <br />
+              {clickedFinishBtnText}
+            </>
+          )}
+        </Button>
+      </div>
+      {startWorkBtnClicked && !finishWorkBtnClicked && (
+        <GreetingText>
+          <div>좋은 하루 보내세요😊</div>
+        </GreetingText>
+      )}
+      {startWorkBtnClicked && finishWorkBtnClicked && (
+        <GreetingText>
+          <div>오늘도 수고하셨습니다!👍</div>
+        </GreetingText>
+      )}
+      {startWorkTime && finishWorkTime && <div>{calcWorkTime()}</div>}
+    </form>
+  );
+};
+
+export default TimerApp;
diff --git a/src/pages/Timer.tsx b/src/pages/Timer.tsx
index 9941ca8d..031ddbca 100644
--- a/src/pages/Timer.tsx
+++ b/src/pages/Timer.tsx
@@ -1,7 +1,51 @@
-import React from "react";
+import React, { useState } from "react";
+import { styled } from "styled-components";
+import TimerApp from "../components/Timer/TimerApp";
+
+const TimerContainer = styled.div`
+  width: 320px;
+  height: 260px;
+  border: 2px solid #3956a3;
+  border-radius: 40px;
+  padding: 15px 25px;
+  box-sizing: border-box;
+  white-space: pre-line;
+  display: flex;
+  justify-content: flex-end;
+  font-size: 1rem;
+  z-index: 999;
+  position: absolute;
+  top: 10%;
+  right: 5%;
+`;
+
+const TextAlign = styled.div`
+  text-align: right;
+`;
+
+const CloseModalBtn = styled.div`
+  width: 5px;
+  height: 5px;
+  cursor: pointer;
+  color: #535353;
+`;
+// const [closeModal, setCloseModal] = useState<Boolean>(false);
 
 const Timer = () => {
-  return <div>Timer</div>;
+  // const closeModal = () => {
+  //   setCloseModal(true);
+  // };
+
+  return (
+    <TimerContainer>
+      <CloseModalBtn>X</CloseModalBtn>
+      <TextAlign>
+        <br />
+        환영합니다. OOO 님!
+        <TimerApp />
+      </TextAlign>
+    </TimerContainer>
+  );
 };
 
 export default Timer;