body, html {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    height: 100%;
}

header {
    background: rgba(0, 0, 0, 0.7);
    padding: 10px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

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

nav ul li {
    margin: 0 20px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

.video-background {
    position: relative;
    height: 100vh;
    width: 100%;
    overflow: hidden;
}

#bg-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
}

.overlay h1 {
    font-size: 3em;
    margin-bottom: 20px;
}

.overlay p {
    font-size: 1.5em;
    margin-bottom: 30px;
}

.cta-button {
    background: #28a745;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    font-size: 1.2em;
    border-radius: 5px;
}

.cta-button:hover {
    background: #218838;
}

/* Responsive Design */
@media (max-width: 768px) {
    .overlay h1 {
        font-size: 2em;
    }

    .overlay p {
        font-size: 1em;
    }

    .cta-button {
        padding: 8px 16px;
        font-size: 1em;
    }
}