body, #primaryContent
{ background-image:
linear-gradient(90deg, transparent, transparent),
url("https://t1.daumcdn.net/cafeattach/1LnGx/8111bbf187e28f63fc0d714332f707cfc1c9243f"),
url("https://t1.daumcdn.net/cafeattach/1LnGx/511e98764e439a7a93c36f70b365373d84dce889"),
url(https://t1.daumcdn.net/cafeattach/1LnGx/6605bfa0cd2943bd46f2cbf1037ccbab09c11b22);
background-attachment: fixed;
background-color: #ffffff ;
background-repeat: no-repeat;
background-position: top 80% right 33%, bottom right;
background-size: 100% 100%,50% 100%,20% 40% ;
}