body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #121212;
    color: #e0e0e0;
}
        
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
        
header {
    text-align: center;
    padding: 30px 0;
    border-bottom: 1px solid #333;
    margin-bottom: 30px;
}
        
h1 {
    margin: 0;
    color: #bb86fc;
}

.columns {
    display: flex;
    gap: 20px;
}
        
.column {
    flex: 1;
    background-color: #1e1e1e;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}
        
.column h2 {
    color: #03dac6;
    border-bottom: 1px solid #333;
    padding-bottom: 10px;
    margin-top: 0;
}
        
.column p {
    line-height: 1.6;
}
        
.column ul {
    padding-left: 20px;
}

.column li {
    margin-bottom: 8px;
}

footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    border-top: 1px solid #333;
    color: #888;
}

@media (max-width: 768px) {
    .columns {
        flex-direction: column;
    }
}