#chatt_msg div b {font-weight: bold; color:blueviolet; }
#chatt_msg div {
    background-color: #fff;
    margin-top: 1px;
    margin-bottom: 1px;
    padding: 4px;
    border: 1px solid #d5d5d5;
}
#chatt_msg div b:before {content:url(http://mcun.wap.sh/images/next.png); padding-right: 2px; } #chatt_msg div {border-bottom: 1px solid #dddddd;padding: 4px; }