html
<HR STYLE="width:50%; color:red; background-color:#f00a; height=15px;" align="left" /> or transfer the style definitions to a style sheet
css
hr { width: 300px; height: 1px; color: #F66; background-color: #F66; text-align: left;/*this will align it for IE*/ margin: 0 auto 0 0; /*this will align it left for Mozilla and Safari*/ }