body, #primaryContent{
background-image:url(https://t1.daumcdn.net/cafeattach/1MThB/6dc8f6112d5235dd9b3df9650dec3a443e386694);
background-attachment: fixed; 
background-color:#ffffff;
background-repeat: no-repeat ; 
background-position: bottom right ;
background-size: 100% 100%  ; 
}