* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    width: 100%;
    overflow: hidden;
}

.fullscreen-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
}

.fullscreen-bg img {
    width: 100%;
    height: 100%;
    object-fit: contain; /* Changed to 'contain' for better scaling */
}