style.css

.mcm-user-list-wrapper, select.mcm-role  {
  font-family: Arial;
  font-size: 14px;
  margin-top: 10px;
  margin-bottom: 10px;
}

table.mcm-user-list {
  border: 1px solid black;
}

table.mcm-user-list th {
  font-weight: bold;
}

table.mcm-user-list th, table.mcm-user-list td {
  font-family: Arial;
}

.mcm-error {
  color: red;
}

.mcm-pagination {
  font-size: 13px;
}

.mcm-users-pagination li {
  display: inline;
  padding-left: 5px;
  padding-right: 5px; 
}

.mcm-num-found {
  font-style: italic;
}

/* sort icon */
.mcm-sort-by-desc {
    left: 3px;
    display: inline-block;
    width: 0;
    height: 0;
    border: solid 5px transparent;
    margin: 4px 4px 0 3px;
    background: transparent;
    border-top: solid 7px black;
    border-bottom-width: 0;
}