body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f5f7fa;
    color: #222;
}

.wrapper {
    max-width: 900px;
    margin: 40px auto;
    padding: 30px;
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
    margin-bottom: 30px;
    color: #2c3e50;
}

h2 {
    color: #34495e;
    border-bottom: 2px solid #ddd;
    padding-bottom: 5px;
}

section {
    margin-bottom: 25px;
}

p {
    line-height: 1.6;
}

a {
    color: #0077cc;
    font-weight: bold;
}

a:hover {
    color: #004a99;
}