/* Base styles */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
    color: #333;
}

/* Header and footer using IDs */
#main-header, #main-footer {
    background-color: #004080;
    color: white;
    text-align: center;
    padding: 1rem 0;
}

/* Main content layout using flex */
.content-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    gap: 2rem;
}

/* Sections with class selectors */
.intro, .benefits {
    max-width: 600px;
    text-align: center;
}

.images {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.images img {
    width: 300px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Lists styled with class */
.benefits ul {
    list-style-type: square;
    padding-left: 1.5rem;
    text-align: left;
}