body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background-color: #121212;
    color: #fff;
}

header {
    background-color: #333;
    color: #fff;
    padding: 1rem 0;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    margin: 0;
    padding: 0;
}

nav ul li {
    margin: 0 1rem;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

section {
    padding: 2rem;
    text-align: center;
}

section img {
    max-width: 100%;
    height: auto;
    margin: 1rem 0;
}

#home {
    background: url('background.jpg') no-repeat center center/cover;
    color: #fff;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#home .btn {
    background: linear-gradient(45deg, #ff6b6b, #f06595);
    color: #fff;
    padding: 0.5rem 1rem;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 1rem;
    transition: background 0.3s ease;
}

#home .btn:hover {
    background: linear-gradient(45deg, #f06595, #ff6b6b);
}

#portfolio {
    background-color: #1e1e1e;
    margin: 2rem 0;
}

.portfolio-item {
    margin: 2rem 0;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1rem 0;
}