Stirling-PDF/src/main/resources/static/css/merge.css

.list-group-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.filename {
  flex-grow: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-right: 10px;
}

.arrows {
  flex-shrink: 0;
  display: flex;
  justify-content: flex-end;
}
.arrows .btn {
  margin: 0 3px;
}

.move-up span,
.move-down span {
  font-weight: bold;
  font-size: 1.2em;
}