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

body {
    font-family: 'Arial', sans-serif;
    background-color: #121212;
    color: #e0e0e0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden; /* Prevent scrollbar */
    flex-direction: column;
}

header {
    width: 100%;
    background-color: rgba(28, 28, 28, 0.9);
    padding: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    text-decoration: none;
    color: #e0e0e0;
    font-size: 1.2rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #bb86fc;
}

main {
    width: 100%;
    max-width: 900px;
    padding: 20px;
    background-color: rgba(28, 28, 28, 0.95);
    border-radius: 12px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.8);
    text-align: center;
    margin: 20px;
    overflow-y: auto;
    max-height: 80vh;
}

h1 {
    font-size: 2.5rem;
    color: #ffffff;
    background: linear-gradient(90deg, #bb86fc, #03dac6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
}

h2 {
    font-size: 2rem;
    color: #ffffff;
    margin-bottom: 15px;
}

p {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

ul {
    list-style-type: disc;
    margin-left: 40px;
    text-align: left;
    font-size: 1.2rem;
}

ul li {
    margin-bottom: 10px;
}

footer {
    width: 100%;
    background-color: rgba(28, 28, 28, 0.9);
    text-align: center;
    padding: 10px;
    position: fixed;
    bottom: 0;
    left: 0;
    box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.4);
}

footer p {
    font-size: 1rem;
    color: #e0e0e0;
}