background-image:
linear-gradient(45deg,#fbd 25%,transparent 25%,transparent 75%,#fbd 75%),
linear-gradient(45deg,#fbd 25%,#fde 25%,#fde 75%,#fbd 75%);
background-position:0 0,8px 8px;
background-size:16px 16px;

background-image:
linear-gradient(45deg,#fd6 25%,transparent 25%,transparent 75%,#fd6 75%),
linear-gradient(45deg,#fd6 25%,#feb 25%,#feb 75%,#fd6 75%);
background-position:0 0,8px 8px;
background-size:16px 16px;

background-image:
linear-gradient(45deg,#ce7 25%,transparent 25%,transparent 75%,#ce7 75%),
linear-gradient(45deg,#ce7 25%,#dfb 25%,#dfb 75%,#ce7 75%);
background-position:0 0,8px 8px;
background-size:16px 16px;

background-image:
linear-gradient(45deg,#bdf 25%,transparent 25%,transparent 75%,#bdf 75%),
linear-gradient(45deg,#bdf 25%,#def 25%,#def 75%,#bdf 75%);
background-position:0 0,8px 8px;
background-size:16px 16px;

background-image:
linear-gradient(45deg,#cbf 25%,transparent 25%,transparent 75%,#cbf 75%),
linear-gradient(45deg,#cbf 25%,#edf 25%,#edf 75%,#cbf 75%);
background-position:0 0,8px 8px;
background-size:16px 16px;