body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
}

header {
    background: #0b3c5d;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.tagline {
    font-size: 1.1em;
    margin-top: 5px;
}

nav {
    background: #1d2731;
    padding: 10px 0;
}

nav a {
    color: #fff;
    margin-right: 15px;
    text-decoration: none;
    font-weight: bold;
}

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

.hero {
    background: #f4f6f8;
    padding: 50px 0;
    text-align: center;
}

.section {
    padding: 40px 0;
}

.section.light {
    background: #f9f9f9;
}

h2 {
    color: #0b3c5d;
}

ul {
    list-style: square;
    padding-left: 20px;
}

footer {
    background: #1d2731;
    color: #fff;
    text-align: center;
    padding: 15px 0;
    margin-top: 20px;
}