body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    background: #000;
}

.bg-image {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(80%) contrast(120%) saturate(20%) grayscale(80%);
}

.button {
    position: absolute;
    bottom: 10%;
    left: 50%;
    transform: translateX(-50%);
    background: #ccc;
    color: #333;
    border: none;
    padding: 1.5rem 3rem;
    font-size: 2rem;
    font-weight: bold;
    border-radius: 0.5rem;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    text-decoration: none;
}

.button:hover {
    background: #f7f7f7;
}

@media (max-width: 768px) {
    .bg-image {
        width: 136vw;
        height: auto;
    }

    .button {
        bottom: 5%;
    }
}