.mapbox-views-mapping-wrapper .fieldset-legend {
  display: block;
  border-top: 1px solid lightgray;
  width: 100%;
  margin: 0;
  background: #E0E0E0;
  padding: 5px 10px;
  font-weight: bold;
}

.mapbox-views-mapping-wrapper .fieldset-wrapper {
  padding: 0;
}

.mapbox-views-mapping-wrapper .mapping {
  padding: 20px 10px;
  clear: both;
  overflow: hidden;
}

.mapbox-views-mapping-wrapper .mapping:nth-child(2n+1) {
  background: #f1f1f1;
}

.mapbox-views-mapping-wrapper .mapping:last-child {
  margin: 0;
  border: none;
}

.mapbox-views-mapping-wrapper .mapping .form-item {
  float: left;
  clear: none;
  width: 49%;
}

.mapbox-views-mapping-wrapper .mapping .form-item + .form-item {
  float: right;
}

.mapbox-views-mapping-wrapper .mapping input[type="submit"] {
  clear: both;
  float: right;
}

.mapbox-views-mapping-wrapper input[type="submit"].mapbox-views-add-mapping {
  margin: 25px auto;
  display: block;
  width: 90%;
}