.picker-list .am-list-item .am-list-line .am-list-extra {
    flex-basis: initial;
  }

 
  .test {
    position: relative;
    border-bottom: 0;
  }
  
  .test:after {
    content: '';
    position: absolute;
    background-color: #ddd;
    display: block;
    z-index: 1;
    top: auto;
    right: auto;
    bottom: 0;
    left: 0;
    width: 50%;
    height: 1PX;
    -webkit-transform-origin: 50% 100%;
    -ms-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
    -webkit-transform: scaleY(0.5);
    -ms-transform: scaleY(0.5);
    transform: scaleY(0.5);
  }

  .my-drawer {
    position: relative;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
  }
  .my-drawer .am-drawer-sidebar {
    background-color: #fff;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
  }
  .my-drawer .am-drawer-sidebar .am-list {
    width: 120px;
    padding: 0;
  }