.loader {
    border: 16px solid #f3f3f3;
    border-top: 16px solid #3498db;
    border-radius: 50%;
    width: 150px;
    height: 150px;
    margin-left: 45%;
    animation: spin 2s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

#edit_field_api_market_types_target_id_chosen {
    display: block;
}

.mars-button-row {
    display: flex;
}
th {
  position: relative;
  cursor: pointer;
  padding-right: 20px;
 }
 th::after {
  content: '';
  position: absolute;
  right: 5px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
 }
 th.asc::after {
  border-bottom: 6px solid #FFF;
 }
 th.desc::after {
  border-top: 6px solid #FFF;
 }