tr > th.inverse,
.table-hover > tbody > tr:hover > th.inverse {
   background-color: #555; color: #fff; text-shadow: 1px 1px #000;
}
.avatar {
   background-size:     contain;
   background-repeat:   no-repeat;
   background-position: center center;
   padding: 0;
}
.avatar div { margin: 0; padding: 0; border: 0; }