Gecko radial gradient bug

by leaverou

CSS

html {
    height:100%;
    background-color:gold;
    background-image: -moz-radial-gradient(white, red 50%, transparent 50%);
    background-image: -ms-radial-gradient(white, red 50%, transparent 50%);
    background-image: -o-radial-gradient(white, red 50%, transparent 50%);
    background-image: -webkit-radial-gradient(white, red 50%, transparent 50%);
    background-image: radial-gradient(white, red 50%, transparent 50%);
}