diff --git a/img/background.png b/img/background.png
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diff --git a/index.html b/index.html
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+++ b/index.html
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+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link rel="stylesheet" href="style.css">
+    <title>Homework1</title>
+</head>
+
+<body>
+
+    <div class="main_login">
+        <div class="left_panel">
+            <div class="welcome_message">
+                <H2 class="welcome_title">Welcome to Paint Quote System</H2>
+                <p>Consequat adipisicing ea do labore irure adipisicing occaecat cupidatat excepteur duis mo</p>
+            </div>
+        </div>
+        <div class="right_panel">
+            <div class="signup_form">
+                <div class="signup_title">
+                    <h3>Sign Up</h3>
+                    <p>Enter details to create your account</p>
+                </div>
+                <form class="form">
+                    <div class="form_group">
+                        <label for="username">Your name</label>
+                        <input type="text" id="username" placeholder="Enter your name">
+                    </div>
+                    <div class="form_group">
+                        <label for="phonenum">Phone number</label>
+                        <input type="tel" id="phonenum" placeholder="Enter your phone number">
+                    </div>
+                    <div class="form_group">
+                        <label for="account">Dulux account</label>
+                        <input type="text" id="account" placeholder="Enter your Dulux account">
+                    </div>
+                    <div class="form_group">
+                        <button>Sign Up</button>
+                    </div>
+                </form>
+
+                <div class="info">Already have an account? <a href="signin.html">Sign in</a></div>
+            </div>
+        </div>
+
+    </div>
+
+    <!-- <div> -->
+    <!-- <div style="display: flex; justify-content: flex-start;width: 100%;">
+            <a href="/about.html">About</a>
+            <a href="www.google.com">Store</a>
+        </div>
+        <div style="display: flex; justify-content: flex-end;width: 100%;">
+            <a>Gmail</a>
+            <a>Images</a>
+            <button>Google Account</button><p>This is an <ins>added</ins> word.</p>
+        </div>
+    </div>
+        
+    <img src="https://www.google.com/logos/doodles/2025/seasonal-holidays-2025-6753651837110711.2-law.gif" alt="">
+    <br>
+    <input type="text">
+    <button>Search</button>
+    <button>Lucky</button> -->
+</body>
+
+</html>
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diff --git a/signin.html b/signin.html
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+++ b/signin.html
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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+</head>
+<body>
+    <div>Welcome to Sign in Page</div>
+</body>
+</html>
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diff --git a/style.css b/style.css
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--- /dev/null
+++ b/style.css
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+body {
+    height: 100%;
+    font-family: Arial, sans-serif;
+    background-image: url("../img/background.png");
+}
+
+
+.main_login {
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    height: 100vh;
+    padding: 20px
+}
+
+/* right panel */
+.right_panel{
+    flex: 1;
+}
+.signup_form {
+    height: 36vh;
+    width: 25vw;
+    max-width: 350px;
+    background-color: white;
+    padding: 10px 30px;
+    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
+    border-radius: 8px;
+}
+
+.signup_title {
+    text-align: center;
+}
+.signup_title p{
+    font-size: smaller;
+    font-weight:lighter;
+}
+.form_group {
+    padding: 15px 0px;
+}
+
+.form_group label {
+    padding: 0px 0px 5px 0px;
+    display: block;
+}
+
+.form_group input {
+    width: 100%;
+    padding: 5px;
+    display: block;
+    border-radius: 3px;
+    border-style: solid;
+    box-sizing: border-box;
+}
+
+.form_group button {
+    display: block;
+    width: 100%;
+    background-color: #0a69bd;
+    color: white;
+    border-radius: 3px;
+    height: 38px;
+}
+
+
+.info {
+    font-size: smaller;
+    margin-top: 15px;
+    text-align: center;
+}
+.info a{
+    text-decoration: none;
+}
+/* left panel */
+.left_panel{
+    flex: 1;
+}
+.welcome_message {
+    display: inline-block;
+    color: #004785;
+    padding: 40px;
+}
+
+.welcome_title {
+    display: inline-block;
+    border-bottom: 1px solid #004785;
+    padding-bottom: 20px;
+}
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