TD:hover

tr:hover td {
    /* Permalink - use to edit and share this gradient: http://colorzilla.com/gradient-editor/#ffffff+5,ffa500+5,ffa500+95,ffffff+95 */
    background: #ffffff; /* Old browsers */
    background: -moz-linear-gradient(top, #ffffff 5%, #ffa500 5%, #ffa500 95%, #ffffff 95%); /* FF3.6+ */
    background: -webkit-gradient(linear, left top, left bottom, color-stop(5%,#ffffff), color-stop(5%,#ffa500), color-stop(95%,#ffa500), color-stop(95%,#ffffff)); /* Chrome,Safari4+ */
    background: -webkit-linear-gradient(top, #ffffff 5%,#ffa500 5%,#ffa500 95%,#ffffff 95%); /* Chrome10+,Safari5.1+ */
    background: -o-linear-gradient(top, #ffffff 5%,#ffa500 5%,#ffa500 95%,#ffffff 95%); /* Opera 11.10+ */
    background: -ms-linear-gradient(top, #ffffff 5%,#ffa500 5%,#ffa500 95%,#ffffff 95%); /* IE10+ */
    background: linear-gradient(to bottom, #ffffff 5%,#ffa500 5%,#ffa500 95%,#ffffff 95%); /* W3C */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ffffff', endColorstr='#ffffff',GradientType=0 ); /* IE6-9 */
}