.bg-tile{background-image:linear-gradient(-45deg,transparent 75%,#f4f7fb 75%),linear-gradient(45deg,transparent 75%,#f4f7fb 75%),linear-gradient(45deg,#f4f7fb 25%,transparent 0),linear-gradient(-45deg,#f4f7fb 25%,#ccc 25%);background-size:12px 12px;background-position:0 0,0 -6px,6px 0,-6px -6px}.gradient-hue{background:linear-gradient(to bottom,#fff,#fff0 50%,#0000 50%,#000),linear-gradient(to right,gray,#80808000)}