body{/*ハート柄(小)の背景*/
background-size:40px 40px;
background-color:#fff;
background-image:
linear-gradient(-135deg,pink 6px,transparent 0),
radial-gradient(pink 5px,transparent 0),
linear-gradient(135deg,pink 6px,transparent 0),
radial-gradient(pink 5px,transparent 0),
radial-gradient(pink 4px,transparent 0),
/*ここまでピンク(pink)のハート↑↓ここから紫(plum)のハート*/
linear-gradient(-135deg,plum 6px,transparent 0),
radial-gradient(plum 5px,transparent 0),
linear-gradient(135deg,plum 6px,transparent 0),
radial-gradient(plum 5px,transparent 0),
radial-gradient(plum 4px,transparent 0);
background-position:
20px 20px,-5px -4px,20px 20px,5px -4px,0px 0px,
/*ここまでピンク(pink)のハート↑↓ここから紫(plum)のハート*/
0px 0px,15px 16px,0px 0px,25px 16px,20px 20px;
}