Gradient

background-image:gradient(linear, 0% 0%, 0% 100%, color-stop(25%, ), color-stop(75%, )); background-image:-webkit-gradient(linear, 0% 0%, 0% 100%, color-stop(25%, ), color-stop(75%, )); background-image:-moz-linear-gradient(top, 25%,  75%); background-image:-o-linear-gradient(top,  25%,  75%); background-image:-ms-linear-gradient(top,  25%,  75%)