body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f8ff;
    color: #333;
}

header {
    background-color: #4682b4;
    color: white;
    text-align: center;
    padding: 1em;
}

header h1 {
    margin: 0;
    font-size: 2em;
}

nav a {
    color: white;
    margin: 0 1em;
    text-decoration: none;
    font-weight: bold;
}

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

section {
    max-width: 800px;
    margin: 2em auto;
    padding: 1em;
    background-color: white;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

h2 {
    color: #4682b4;
}

ul {
    list-style-type: none;
    padding: 0;
}

ul li {
    margin: 0.5em 0;
    font-size: 1.1em;
}

form {
    display: flex;
    flex-direction: column;
    gap: 0.5em;
    max-width: 500px;
    margin: 1em auto;
}

input, textarea {
    padding: 0.5em;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1em;
}

button {
    padding: 0.5em 1em;
    background-color: #4682b4;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1em;
}

button:hover {
    background-color: #3a6b9a;
}

footer {
    text-align: center;
    padding: 1em;
    background-color: #4682b4;
    color: white;
    position: relative;
    bottom: 0;
    width: 100%;
}

@media (max-width: 600px) {
    header h1 {
        font-size: 1.5em;
    }
    nav a {
        display: block;
        margin: 0.5em 0;
    }
    section {
        margin: 1em;
        padding: 0.5em;
    }
}