body {
    background-color: #f0f9ff;
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #008080;
    color: white;
    padding: 10px 0;
    text-align: center;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav ul {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: center;
    background-color: #004c4c;
    margin: 0;
}

nav ul li {
    padding: 10px 20px;
}

nav ul li a {
    text-decoration: none;
    color: white;
    font-weight: bold;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #ffdead;
}

.main-content {
    margin-top: 60px;
    padding: 20px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

footer {
    background-color: #004c4c;
    color: white;
    text-align: center;
    padding: 10px 0;
    position: fixed;
    bottom: 0;
    width: 100%;
}

button {
    background-color: #008080;
    color: white;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #004c4c;
}

input[type="text"],
input[type="email"],
textarea {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
}

input[type="submit"] {
    background-color: #008080;
    color: white;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #004c4c;
}