body {
    font-family: 'Helvetica Neue', Arial, sans-serif; /* Modern system fonts */
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #121212; /* Dark background */
    color: #f0f0f0; /* Light text color */
}

header {
    background: #1f1f1f; /* Slightly lighter background for header */
    color: #ffffff;
    padding: 20px 0;
    text-align: center;
}

h1 {
    margin: 0;
    font-size: 2.5em; /* Larger header */
}

h2 {
    color: #e0e0e0; /* Lighter color for section headings */
}

section {
    padding: 20px;
    margin: 10px auto;
    background: #2a2a2a; /* Darker section background */
    border-radius: 5px;
    max-width: 600px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5); /* Subtle shadow */
}

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

a {
    color: #007bff; /* Blue link color */
    text-decoration: none; /* Remove underline */
}

a:hover {
    text-decoration: underline; /* Underline on hover */
}

footer {
    text-align: center;
    padding: 10px 0;
    background: #1f1f1f;
    color: white;
    position: relative;
    bottom: 0;
    width: 100%;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    h1 {
        font-size: 2em; /* Adjust heading size on smaller screens */
    }
    section {
        padding: 15px;
    }
}