<style>
.post-author ul li.pa-avatar img{
    background:transparent none!important;
max-width:170px;
height:auto;
margin:-8px;
    width:auto!important;
    background:transparent none!important;
    border-radius:15px;
    -webkit-border-radius:15px;
    -khtml-border-radius:15px;
    -moz-border-radius:15px;
    -o-border-radius:15px;

    box-shadow: 0px 5px 18px #000;
    -webkit-box-shadow:0px 5px 18px #000;
    -khtml-box-shadow:0px 5px 18px #000;
    -moz-box-shadow:0px 5px 18px #000;
 }
.post-author ul li.pa-avatar{
    margin:8px;
}
</style>
<style>
.post-author ul {
    margin:12px;
width:170px;
    background:transparent:none!important;
    border-radius:15px;
    -webkit-border-radius:15px;
    -khtml-border-radius:15px;
    -moz-border-radius:15px;
    -o-border-radius:15px;

    box-shadow: 0px 5px 18px #523E3E;
    -webkit-box-shadow: 0px 5px 18px #523E3E;
    -khtml-box-shadow: 0px 5px 18px #523E3E;
    -moz-box-shadow: 0px 5px 18px #523E3E;
 }
</style>