html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    background-image: url('newimage.jpg');
    background-repeat: no-repeat;
    background-size: contain;
    background-position: right;
    background-attachment: fixed;
    background-color: #000000;
    
    min-height: 100vh; 
    width: 100%;
}