body, #primaryContent { background-image: 
url(https://t1.daumcdn.net/cafeattach/1ZFir/80eafc866300d59ba71de0ce67e32c3facc91d39),
url(https://t1.daumcdn.net/cafeattach/1ZFir/6a7d61b5c90fe924391d12eba5ea25eb7418b583);
background-attachment: fixed;
background-color: #; 
background-repeat: no-repeat; 
background-position: top 250px right 150px, bottom right;
background-size: 500px, cover;
}