body ,#primaryContent { background-image:
linear-gradient(90deg,  transparent, transparent),
url(https://t1.daumcdn.net/cafeattach/1Yx8k/c6acc76980d0e3408d0a592b55eb62844a90f2ef), 
 url(https://t1.daumcdn.net/cafeattach/1Yx8k/59d2aef650deccfe73499b997811e25f603aa1b7); 
background-attachment: fixed;
background-color: #ffffff  ;
background-repeat:no-repeat;
background-position: right bottom, bottom 500px right 750px,  right bottom ;
background-size:100% 100%, 200px 200px ,100% 100%;}