.lastpostavatar img {
    border: 1px solid #fff;
    display: inline-block;
    margin: 5px 10px 10px 0;
    float: left;
    width: 35px;
    height: 35px;
}

.rtl .lastpostavatar img { 
	margin-right: 0px;
	margin-left: 4px;
	float: right;
}

.lastpostavatar img:hover {
	border-color: #73BCD1;
}