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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(135deg, #16213e 0%, #1a1a2e 50%, #0a0a0a 100%);
    color: #ffff00;
    min-height: 100vh;
    line-height: 1.6;
}

header {
    padding: 20px;
    border-bottom: 2px solid #ff6b35;
    margin-bottom: 30px;
}

h1 {
    text-align: center;
    margin: 20px 0;
    color: yellow;
    text-shadow: 0px 0px 20px #ffff00;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 2.5em;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 20px;
}

nav a {
    color: #ffff00;
    text-decoration: none;
    padding: 10px 20px;
    border: 2px solid #ffff00;
    background: rgba(255, 255, 0, 0.1);
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-weight: bold;
}

nav a:hover {
    background: #ffff00;
    color: #0a0a0a;
    box-shadow: 0 0 15px #ffff00;
}

section {
    max-width: 1200px;
    margin: 0 auto 40px auto;
    padding: 0 20px;
}

h2 {
    color: #ff6b35;
    margin-bottom: 15px;
    font-size: 1.8em;
    text-transform: uppercase;
}

p {
    margin-bottom: 15px;
    font-size: 1.1em;
}

img {
    width: 100%;
    max-width: 800px;
    height: auto;
    border: 3px solid #ff6b35;
    border-radius: 10px;
    display: block;
    margin: 0 auto;
    box-shadow: 0 0 20px rgba(255, 107, 53, 0.5);
}

section ul {
    list-style: none;
    margin: 20px 0;
}

section ul li {
    padding: 10px 0;
    border-left: 4px solid #ffff00;
    padding-left: 15px;
    margin-bottom: 10px;
}

section a {
    color: #ff6b35;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

section a:hover {
    color: #ffff00;
    text-shadow: 0 0 5px #ffff00;
}

section ol {
    list-style: decimal;
    margin: 20px 0;
    padding-left: 30px;
}

section ol li {
    border-left: 4px solid #ffff00;
    padding-left: 15px;
    margin-bottom: 10px;
}

div {
    display: flex;
    flex-direction: row;
    margin-left: 160px;
    margin-right: 160px;
}

footer {
    background: rgba(0, 0, 0, 0.8);
    padding: 20px;
    text-align: center;
    margin-top: 50px;
    border-top: 2px solid #ff6b35;
    color: #ccc;
}

footer p {
    margin: 0;
    font-size: 0.9em;
}

@media (max-width: 850px) {
    nav ul {
        flex-direction: column;
        gap: 25px;
        align-items: center;
    }

    nav ul li {
        width: 100%;
    }

    nav a {
        width: 100%;
        display: block;
        text-align: center;
    }

    div {
        display: flex;
        flex-direction: column;
        margin-left: 0px;
        margin-right: 0px;
    }
}