body {
    background-color: #eaf4f4;
    color: #263238;
    font-family: Arial, sans-serif;
    margin: 30px;
}

h1 {
    color: #28536b;
    text-align: center;
}

h2 {
    color: #3d6f7e;
}

p {
    font-size: 17px;
    line-height: 1.6;
}

ul, ol {
    background-color: #ffffff;
    padding: 20px 40px;
    border-radius: 10px;
}

li {
    margin: 8px;
}

img {
    display: block;
    width: 400px;
    border-radius: 12px;
    margin: 15px 0;
}

a {
    color: #176b87;
    font-weight: bold;
}

a:hover {
    color: #0b3d4f;
}