body {
}

.banner {
    width: 100%;
    height: auto;
    overflow: hidden;
}

    .banner img {
        width: 100%;
        height: auto;
        object-fit: cover;
        max-height: 500px;
    }


.banner-img {
    background: url('/img/course-bg.jpg') no-repeat center center;
    background-size: cover;
    position: relative;
    color: white;
    aspect-ratio: 3 / 1; /* Responsive height */
    max-height: 500px; /* Limits height on large screens */
    width: 100%;
    overflow: hidden;
    margin:0 !important;
    padding:0 !important;
}

@supports not (aspect-ratio: 3 / 1) {
    .banner-img {
        height: 33vw; /* Fallback for older browsers */
    }
}

.banner-img::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
}

.banner-img .container {
    position: relative;
    z-index: 1;
}

/*Nav Bar*/
.navbar .btn {
    border-radius: 20px;
    padding: 0.375rem 1rem;
}