[class*='@{d-prefix}-demo-item--grid'] {
.@{prefix}-col > div {
min-height: 40px;
margin-top: 8px;
margin-bottom: 8px;
background: @brand-color-6;
color: #fff;
text-align: center;
line-height: 40px;
}
.@{prefix}-col:nth-of-type(2n) > div {
background: @brand-color-4;
}
}