.sec-head {
    position: absolute;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    width: 100vw;
}

.sec-head-background {
    position: absolute;
    inset: 0;
}

.sec-head-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.1);
}

.video-container {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.video-container.visible {
    opacity: 1;
}