.au-collapse {

  &-anchor {
    display: block;
    padding-left: 12px;
    position: relative;
    border-bottom: 1px solid #ededed;
  }

  &-anchor-title {
    padding: 8px 0;
    color: #333;
    font-size: 15px;
  }

  &-anchor-arrow {
    float: right;
    color: #666;
    margin: -30px 12px 0 0;
    transition: all 0.2s;
  }

  &-panel-content {
    overflow: hidden;
    transition: all 0.2s;

    &-inner {
      padding: 12px;
    }
  }

}