SOURCE

body{
background-color: #FF7D9D;
background-size: 58px 58px;
background-position: 0px 2px, 4px 35px, 29px 31px, 33px 6px,
0px 36px, 4px 2px, 29px 6px, 33px 30px;
background-image: 
linear-gradient(335deg, #C90032 23px, transparent 23px),
linear-gradient(155deg, #C90032 23px, transparent 23px),
linear-gradient(335deg, #C90032 23px, transparent 23px),
linear-gradient(155deg, #C90032 23px, transparent 23px),

linear-gradient(335deg, #C90032 10px, transparent 10px),
linear-gradient(155deg, #C90032 10px, transparent 10px),
linear-gradient(335deg, #C90032 10px, transparent 10px),
linear-gradient(155deg, #C90032 10px, transparent 10px);
}