.commentbox{
background-color: #ececec;
width: 450px;
padding: 10px;
font-size: 12px;
}

.commentfooter{
background: url(../images/arrow.gif) 20px 0 no-repeat; /*20px 0 equals horizontal and vertical position of arrow. Adjust as desired (ie: 20px -5px).*/
padding-left: 58px;
padding-top: 1px;
margin-bottom: 2em;
font-size: 12px;
color: #4A4A4A;
height: 20px;
}