body ,#primaryContent { background-image:
linear-gradient(90deg,  #90c2d2,  #a5cadf  16%, transparent, transparent),
url(https://t1.daumcdn.net/cafeattach/1Yx8k/6515e7ffbd0e1429439899a0dfb45140d298e8fe), 
 url(https://t1.daumcdn.net/cafeattach/1Yx8k/bf60a97c4fe00c135b0e5300cdcf0ff4a6b74844); 
background-attachment: fixed;
background-color: #ffffff  ;
background-repeat:no-repeat;
background-position: right bottom, bottom 250px right 755px,  right bottom ;
background-size:100% 100%, 300px 300px ,84% 100%;}