body {
background:-webkit-gradient(
    linear,
    left top,
    left bottom,
    color-stop(0.06, rgb(235,235,235)),
    color-stop(0.1, rgb(240,240,240)),
    color-stop(0.20, rgb(245,245,245)),
    color-stop(0.30, rgb(255,255,255)),
    color-stop(0.70, rgb(255,255,255)),
    color-stop(0.80, rgb(245,245,245)),
    color-stop(0.90, rgb(240,240,240)),
    color-stop(0.94, rgb(235,235,235))
);
background:-moz-linear-gradient(
    center top,
    rgb(235,235,235) 6%,
    rgb(240,240,240) 10%,
    rgb(245,245,245) 20%,
    rgb(255,255,255) 30%,
    rgb(255,255,255) 70%,
    rgb(245,245,245) 80%,
    rgb(240,240,240) 90%,
    rgb(235,235,235) 94%
);
}