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

header {
    background-color: #48b1bf;
    color: #ffffff;
    padding: 10px 0;
    text-align: center;
}

nav {
    display: flex;
    justify-content: space-around;
    background-color: #3a7c7c;
    padding: 10px 0;
}

nav a {
    color: #ffffff;
    text-decoration: none;
    padding: 5px 10px;
}

nav a:hover {
    background-color: #76c7c0;
    border-radius: 5px;
}

h1, h2, h3 {
    color: #333333;
}

p {
    line-height: 1.6;
    margin: 15px 0;
    color: #666666;
}

a {
    color: #3498db;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

footer {
    background-color: #48b1bf;
    color: #ffffff;
    text-align: center;
    padding: 10px 0;
    position: fixed;
    width: 100%;
    bottom: 0;
}