body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    margin: 0;
    padding: 20px;
    color: #333;
}
.container {
    max-width: 720px;
    margin: auto;
    background-color: #ffffff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 12px rgba(0,0,0,0.1);
}
img.full-width {
    width: 100%;
    max-width: 640px;
    border-radius: 8px;
    margin-bottom: 20px;
}
h2, h3 {
    color: #2e6c80;
}
hr {
    margin: 30px 0;
    border: none;
    border-top: 1px solid #ccc;
}