}
text-align: center;
.header {
}
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
background-color: #f9f9f9;
padding: 20px;
margin: 40px auto;
max-width: 800px;
.container {
}
font-family: Arial, sans-serif;
body {
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