body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f4f4f9;
}

header {
    text-align: center;
    padding: 50px 0;
    background-color: #2c3e50;
    color: white;
    border-radius: 8px;
    margin-bottom: 30px;
}

h1 {
    margin: 0;
    font-size: 3em;
}

.container {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

img {
    max-width: 200px;
    height: auto;
    display: block;
    margin: 0 auto 20px;
    border-radius: 50%;
}

p {
    font-size: 1.2em;
    text-align: center;
}

footer {
    margin-top: 40px;
    text-align: center;
    font-size: 0.9em;
    color: #777;
}

a {
    color: #3498db;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.btn {
    display: inline-block;
    background: #3498db;
    color: white;
    padding: 10px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s ease;
}

.btn:hover {
    background: #2980b9;
    text-decoration: none;
}