style: login form 스타일 추가

+import React from 'react';
+import styled from 'styled-components';
+import palette from '../lib/styles/palette';
+import Button from './common/Button';
+
+const FormBlock = styled.form`
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  transform: translate(-50%, -50%);
+  width: 25rem;
+  padding: 2.5rem;
+  box-sizing: border-box;
+  border: 1px solid #dadce0;
+  -webkit-border-radius: 8px;
+  border-radius: 8px;
+  text-align: center;
+`;
+
+const InputBox = styled.div`
+  position: relative;
+  input {
+    width: 93%;
+    padding: 0.625rem 10px;
+    font-size: 1rem;
+    letter-spacing: 0.062rem;
+    margin-bottom: 1.875rem;
+    border: 1px solid #ccc;
+    background: transparent;
+    border-radius: 4px;
+  }
+  .label {
+    position: absolute;
+    top: 0;
+    left: 10px;
+    padding: 0.625rem 0;
+    font-size: 1rem;
+    color: grey;
+    pointer-events: none;
+    transition: 0.5s;
+  }
+
+  input:focus ~ .label,
+  input:valid ~ .label,
+  input:not([value='']) ~ .label {
+    top: -1.125rem;
+    left: 10px;
+    color: ${palette.blue6};
+    font-size: 0.75rem;
+    background-color: #fff;
+    height: 10px;
+    padding-left: 5px;
+    padding-right: 5px;
+  }
+
+  input:focus {
+    outline: none;
+    border: 2px solid ${palette.blue6};
+  }
+  input[type='submit'] {
+    border: none;
+    outline: none;
+    color: #fff;
+    background-color: ${palette.blue6};
+    padding: 0.625rem 1.25rem;
+    cursor: pointer;
+    border-radius: 0.312rem;
+    font-size: 1rem;
+    float: right;
+  }
+
+  input[type='submit']:hover {
+    background-color: ${palette.blue6};
+    box-shadow: 0 1px 1px 0 rgba(66, 133, 244, 0.45),
+      0 1px 3px 1px rgba(66, 133, 244, 0.3);
+  }
+`;
+
+const ButtonBlock = styled.div`
+  display: flex;
+  justify-content: space-between;
+  padding: 1rem;
+`;
+
+const Login = () => {
+  return (
+    <FormBlock>
+      <div>Logo</div>
+      <h1>로그인</h1>
+      <InputBox>
+        <input type="email" id="email" name="email" value="" />
+        <div className="label">Email</div>
+      </InputBox>
+      <InputBox>
+        <input type="text" name="text" value="" />
+        <div className="label">Password</div>
+      </InputBox>
+      <ButtonBlock>
+        <div>홈으로</div>
+        <Button color="blue">로그인</Button>
+      </ButtonBlock>
+    </FormBlock>
+  );
+};
+
+export default Login;

+import React from 'react';
+import Login from '../components/Login';
+
+const LoginPage = () => {
+  return (
+    <>
+      <Login />
+    </>
+  );
+};
+
+export default LoginPage;