The current yahoo background has the following CSS property
body{
background: url(http://l1.yimg.com/a/i/ww/met/th/slate/gsprite_pg_slate_20110124.png) left -2335px repeat-x;
background: -moz-linear-gradient(top, #fdfdfd, #e8edf0 1000px);
background: linear-gradient(top, #fdfdfd, #e8edf0 1000px);
background-color: #dce2e7;
background-attachment: scroll;
}
source
share