body, #primaryContent { background-image: 
url(https://t1.daumcdn.net/cafeattach/1ZFir/3ae1d6df5cf04821c8255005a380e3a4c2034484),
url(https://t1.daumcdn.net/cafeattach/1ZFir/6026463978d0ed356e99bebfc129573f43386fc2);
background-attachment: fixed; 
background-color: #; 
background-repeat: no-repeat; 
background-position: top right, bottom right;
background-size:650px, 100% 100%;
}