1<!DOCTYPE html>
2<html>
3<head>
4<style>
5 body {
6 background: #f0f2f5;
7 display: flex;
8 justify-content: center;
9 align-items: center;
10 height: 100vh;
11 margin: 0;
12 font-family: sans-serif;
13 }
14 .card {
15 background: white;
16 padding: 40px;
17 border-radius: 10px;
18 box-shadow: 0 4px 6px rgba(0,0,0,0.1);
19 text-align: center;