body{
    background-image: url('../img/BackgroundJPG02.jpg');
    background-size: 100%;
    background-repeat: no-repeat;
}

.btn-fixed{
    position: fixed;
    top: 87%;
    left: 35%;
}

p{
    visibility: hidden;
}

@media only screen and (min-width: 1500px) {
    /* For mobile phones: */
    body{
        background-image: url('../img/BackgroundJPG02.jpg');
        background-size: 90%;
        background-repeat: repeat;
        
        
    }
  }