discourse/app/assets/stylesheets/common/admin/json_schema_editor.scss

.json-schema-editor-modal {
  h3.card-title {
    margin-top: 0;

    label {
      display: none;
    }
  }

  .je-object__container {
    border-bottom: 1px dashed var(--primary-low);
    padding-bottom: 1em;
    margin-bottom: 1em;
    position: relative;

    .card-title label {
      display: inline-block;
      font-size: var(--font-down-1);
      color: var(--primary-medium);
    }

    .form-group {
      label {
        display: inline-block;
        width: 35%;
      }

      .form-control {
        width: 65%;
      }
    }

    > .btn-group:last-child {
      position: absolute;
      right: 0px;
      top: 0px;

      .btn {
        font-size: var(--font-down-1);
      }
    }
    > .btn-group {
      margin-top: 0;
      display: flex;
      align-items: stretch;
      gap: 0.25em;
    }
  }

  .btn-group .btn .d-icon {
    margin-right: 0;
  }

  .card-body > .btn-group {
    // !important needed to override inline style :-(
    display: block !important;
    text-align: right;
  }

  .table {
    width: 100%;
    margin-bottom: 0.5em;

    td,
    th {
      vertical-align: middle;
      padding: 0.5em 0;
      &:last-child {
        text-align: right;
      }
    }

    .btn-group .btn {
      margin-left: 0.25em;
      font-size: var(--font-down-1);
    }

    td.compact {
      .invalid-feedback {
        margin: 0;
        font-size: var(--font-down-1);
        color: var(--danger);
      }
    }

    input[type="text"],
    .form-group .form-control {
      margin-bottom: 0;
      width: 95%;

      &.is-invalid {
        border-color: var(--danger);
        outline: 1px solid var(--danger);
      }
    }
  }

  .row div[data-schematype="array"] {
    padding: 0.5em;
    background-color: var(--primary-very-low);
  }

  .desktop-view & .modal-inner-container {
    --modal-max-width: 75vw;
    min-width: 55vw;
  }
}