.tickercontainer { /* the outer div with the black border */
width: 370px; 
height: 30px; 
margin: 0; 
padding: 0;
overflow: hidden; 
background: url("http://gfx.tarot.com/images/homepage/spotlight/bg-appollo.png");
font-family:georgia,garamond,serif;
font-size: 16px;}
.tickercontainer .mask { /* that serves as a mask. so you get a sort of padding both left and right */
position: relative;
top: 7px;
width: 370px;
overflow: hidden;
}
ul.newsticker { /* that's your list */
position: relative;
left: 370px;
font-size:12px;
list-style-type: none;
margin: 0;
padding: 0;
white-space: nowrap;
}

ul.newsticker li {
float: left; /* important: display inline gives incorrect results when you check for elem's width */
margin:0px;
padding:0px;
color: #666666;
}
ul.newsticker a {
padding: 0;
color: #666666;
margin: 0;
} 

ul.newsticker a, ul.newsticker a:visited, ul.newsticker a:hover, ul.newsticker a:active {
color: #666666;
}

ul.newsticker span {
margin: 0 50px 0 0;
font-weight:normal;
}