body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

header {
    background-color: #333;
    padding: 1em;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    text-align: center;
}

nav ul li {
    display: inline-block;
    margin-right: 20px;
}

nav a {
    text-decoration: none;
    color: white;
}

img {
  height: 500px;
  object-fit: contain;
}

.welcome-section {
    text-align: center;
    padding: 30px;
    background-color: #f2f2f2;
}

.about-section {
    text-align: center;
    padding: 50px;
    background-color: #e0e0e0;
}

.contact-section {
    text-align: center;
    padding: 30px;
    background-color: #d9d9d9;
}

label,
input,
textarea {
    display: block;
    margin-bottom: 15px;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1em;
    position: fixed;
    bottom: 0;
    width: 100%;
}