.dn-collapse-item {
  flex-wrap: wrap;

  &-header {
    display: flex;
    align-items: center;
    padding: 5px 20px;
    margin: -1px -20px 0 -20px;
    color: var(--dn-collapse-header-color);
    border-top: 1px solid var(--dn-panel-border-color);
    border-bottom: 1px solid var(--dn-panel-border-color);
    background-color: var(--dn-panel-active-bg-color);
    cursor: pointer;
    transition: all 0.25s ease-in-out;
    font-size: 13px;

    &-expand {
      margin-left: -13px;
      transform: rotate(-90deg);
      font-size: 12px;
      transition: all 0.15s ease-in-out;
      margin-right: 3px;
    }
  }

  &-content {
    display: none;
    width: 100%;
    padding-top: 4px;

    & > div:last-child {
      border-bottom: none !important;
    }
  }

  &.expand {
    .dn-collapse-item-content {
      display: block;
    }

    .dn-collapse-item-header-expand {
      transform: rotate(0);
    }
  }
}