.chatPeople {
background-image: url("Адрес картинки ");
background-position: center center;border-radius: 20px 20px 20px 20px;
background-repeat: no-repeat;
background-size: 150% 108%;
border-image-width: 9px;
border-image-source: url(адрес картинки);
border-image-slice: 30;
border-image-repeat: stretch;
box-shadow:  -7px 7px 7px -7px #333;
}
.chatMain .chatPeople{
width:172px;
height:28px;
background-color: transparent;
transition:height 0.9s;
transition-timing-function:linear;
-moz-transition:height 0.9s;
-moz-transition-timing-function:linear;
-webkit-transition:height 0.9s;
-webkit-transition-timing-function:linear;
-o-transition:height 0.9s;
-o-transition-timing-function:linear;
}.chatMain .chatPeople:hover
{
height:100%;
}.chatTopLineWrapper ul li ul {
    display: block;
    left: -150px;
    top: 40px;
    visibility: visible;
    width: 197px;
margin: 15px 0 0 0;
}.chatMain .chatMessages, .chatMain .chatPrivateMessages {
    width:100%;
}