body {
    font-family: 'Poppins', sans-serif;
    background-color: #121212;
    color: #f0f0f0;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}

.container {
    max-width: 800px;
    width: 90%;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    font-size: 48px;
    margin-bottom: 10px;
}

nav {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

nav a {
    text-decoration: none;
    color: #a1a1a1;
    padding: 10px 15px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

nav a:hover {
    color: #fff;
    background-color: #1e88e5;
}

.intro {
    text-align: center;
}

.intro img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}

.intro p {
    font-size: 18px;
    line-height: 1.5;
}