body {
    background-attachment: fixed;
    background-image: url("scene1.jpg");
    background-position: center top;
    background-repeat: no-repeat;
    background-size: cover;
}

a {
    text-decoration: none;
    outline: none;
}

#logo {
    width: 100%;
    height: auto;
}

iframe {
    width: 300px;
    height: 169px;
}

#google {
    max-width: 60%;
    height: auto;
}

@media (min-width:601px){
    
    body {
        background-position: center bottom;
    }
    
    #logo {
        width: 80%;
        height: auto;
    }
    
    iframe {
        width: 540px;
        height: 304px;
    }

    #google {
        max-width: 40%;
        height: auto;
    }
}

@media (min-width:800px){
    
    iframe {
        width: 800px;
        height: 450px;
    }
}

@media (min-width:993px){
    
    #logo {
        width: 60%;
        height: auto;
    }

    #google {
        max-width: 20%;
        height: auto;
    }
}