body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
}

header {
    background-color: #333;
    color: #ffffff;
    padding: 10px 0;
}

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

nav ul li {
    margin: 0 15px;
}

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

nav ul li a:hover {
    text-decoration: underline;
}

main {
    padding: 20px;
    max-width: 800px;
    margin: 0 auto;
}

h1 {
    text-align: center;
    color: #333;
}

.intro, .about, .contact {
    text-align: center;
    margin-top: 20px;
}

.intro p, .about p, .contact p {
    font-size: 18px;
    line-height: 1.6;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 10px 0;
    position: fixed;
    width: 100%;
    bottom: 0;
}


.about img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin: 20px 0;
}


form {
    display: flex;
    flex-direction: column;
    align-items: center;
}

label {
    margin: 10px 0 5px;
    font-weight: bold;
}

input, textarea {
    width: 80%;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    background-color: #333;
    color: #fff;
    cursor: pointer;
}

button:hover {
    background-color: #555;
}