body{/*メロンパン柄の背景*/
background-color:rgba(250,220,170,1);
background-image:
repeating-linear-gradient(45deg,rgba(250,220,170,0),rgba(250,220,170,0) 4px,#9c6 8px,rgba(250,220,170,0) 12px,rgba(250,220,170,0) 16px),
repeating-linear-gradient(-45deg,rgba(250,220,170,0),rgba(250,220,170,0) 4px,#9c6 8px,rgba(250,220,170,0) 12px,rgba(250,220,170,0) 16px);
}