span.tag-mark {
    padding: 2px;
    border-radius: 4px;
    border-width: 1px;
    border-style: solid;
}

/*.same-name {*/
/*    padding: 2px;*/
/*    border-radius: 4px;*/
/*    border-width: 1px;*/
/*    border-style: solid;*/
/*}*/