body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    color: #222;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px;
}

h1 {
    color: #1f3a5f;
    font-size: 42px;
}

h2 {
    color: #2c5f7c;
    margin-top: 40px;
}

p {
    font-size: 18px;
    line-height: 1.6;
}

li {
    font-size: 17px;
    margin: 8px 0;
}

nav {
    display: flex;
    gap: 25px;
    margin-bottom: 50px;
    padding-bottom: 15px;
    border-bottom: 1px solid #cccccc;
}

nav a {
    text-decoration: none;
    color: #1f3a5f;
    font-size: 17px;
    font-weight: bold;
}

nav a:hover {
    color: #5b7fa3;
}

html {
    scroll-behavior: smooth;
}

section {
    margin-bottom: 70px;
}