html, body {
    margin: 0;
    padding: 0;
    overflow-x: hidden; /* Ngăn tràn ngang */
}

.bgheader{
    background-color: #0066ff;

}
.container-fluid, .row {
    margin-right: 0;
    margin-left: 0;
    padding-right: 0;
    padding-left: 0;
}

.video-wrapper {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.video-container {
    position: relative;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    background: black;
}

.video-container video {
    margin-top: 65px;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.menu{
    font-size: 20px;
    color: black;
}


i {
    font-size: 30px;
    color: red;
}

/* Responsive logo scaling */
@media (max-width: 768px) {
    .navbar-brand img {
        width: 50px;
        height: 50px;
    }
}