body {
    background-image: url('/img/hero-bg.jpg');
    background-repeat: no-repeat;
    background-position: center center;
    background-attachment: fixed;
    background-size: cover;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.6);
    z-index: -1;
}

.loader {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.spinner-border {
    width: 3rem;
    height: 3rem;
}