body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #2c3e50;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    color: #ecf0f1;
}

.container {
    background-color: #34495e;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    width: 80%;
    max-width: 600px;
}

header {
    text-align: center;
}

h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

p {
    font-size: 1.1em;
    line-height: 1.5;
}

section {
    margin-top: 20px;
}