create SearchBox.js

+import React from "react";
+import styled from "styled-components";
+
+const SearchBox = styled.div`
+  display: flex;
+`;
+
+const SearchInput = styled.input`
+  width: 450px;
+  height: 50px;
+  border-radius: 40px;
+  border: none;
+  outline: none;
+  text-align: center;
+  background-color: #ebebeb;
+  opacity: 0.5;
+  font-size: 20px;
+`;
+
+export default () => {
+  return (
+    <SearchBox>
+      <SearchInput placeholder={"Search User"} />
+    </SearchBox>
+  );
+};