body {
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, #23272a 0%, #1e1f22 100%);
    color: #fff;
    min-height: 100vh;
    transition: background 0.3s;
}

header {
    background: #2b2d31;
    padding: 24px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    border-bottom-left-radius: 12px;
    border-bottom-right-radius: 12px;
    z-index: 10;
}

nav a {
    margin-left: 20px;
    color: #b5b6b8;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    border-radius: 4px;
    padding: 6px 10px;
}

nav a:hover {
    color: #fff;
    background: #5865f2;
}

#hero {
    padding: 80px 20px 60px 20px;
    text-align: center;
    box-shadow: 0 4px 24px rgba(88,101,242,0.08);
    border-radius: 16px;
    margin: 32px auto 0 auto;
    max-width: 900px;
}

 .button {
    display: inline-block;
    padding: 12px 28px;
    background: #5865f2;
    color: white;
    border-radius: 8px;
    text-decoration: none;
    margin-top: 24px;
    font-size: 1.1em;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(88,101,242,0.15);
    transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}

.button:hover {
    background: #4752c4;
    box-shadow: 0 4px 16px rgba(88,101,242,0.22);
    transform: translateY(-2px) scale(1.04);
}

section {
    padding: 48px 24px;
    max-width: 900px;
    margin: 32px auto;
    background: rgba(43,45,49,0.98);
    border-radius: 14px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.10);
}

h2 {
    color: #ffffff;
    border-bottom: 2px solid #5865f2;
    padding-bottom: 10px;
    margin-bottom: 28px;
    font-size: 2em;
    letter-spacing: 1px;
}

.command {
    background: #23272a;
    padding: 20px 24px;
    border-radius: 10px;
    margin-bottom: 24px;
    box-shadow: 0 1px 6px rgba(0,0,0,0.10);
    border: 1px solid #2b2d31;
}

footer {
    text-align: center;
    padding: 24px;
    background: #2b2d31;
    margin-top: 48px;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
    box-shadow: 0 -2px 8px rgba(0,0,0,0.10);
    font-size: 1.05em;
    color: #b5b6b8;
}