/* Base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Hero section */
.hero {
    background-color: #f5f5f5;
    padding: 80px 0;
    text-align: center;
    border-bottom: 1px solid #eee;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #333;
}

.hero p {
    font-size: 1.2rem;
    color: #666;
}

/* Section styles */
.section {
    padding: 80px 0;
    border-bottom: 1px solid #eee;
}

.section h2 {
    color: #2e7d32; /* Green color for headings */
    margin-bottom: 30px;
    font-size: 2rem;
}

/* Problem and solution sections */
ul, ol {
    margin-left: 30px;
    margin-bottom: 20px;
}

li {
    margin-bottom: 10px;
}

/* Footer styles */
.footer {
    background-color: #f5f5f5;
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid #eee;
}

.footer p {
    margin-bottom: 10px;
    color: #666;
}

/* Responsive design */
@media (max-width: 768px) {
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .section {
        padding: 40px 0;
    }
}