*,html,body{
    margin:0;
    padding: 0;
}


.img{
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-image: url(../img/Desktop.png);
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: center;
    background-size: cover;
}

@media all and (max-width:480px){
    .img{
        width: 100%;
        height: 100vh;
        display: flex;
        justify-content: center;
        align-items: center;
        background-image: url(../img/Mobile.png);
        background-size: cover;
        
    }
}