.landing-hero {
    background-image: 
        linear-gradient(to bottom, rgba(17, 24, 39, 0.9), rgba(51, 65, 85, 0.4)),
        url("../images/landing_page_bg.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    min-height: 100vh;
}