////////下拉菜单////////
// 上拉与下拉
.d-dropdown,.d-dropup {
  overflow: visible;
  position: relative;
  .d-list-menu {
    display: none;
    position: absolute;
    z-index: 11;
    top: 100%;
    left: 0;
    margin: 0;
    min-width: 80px;
  }
  &.active,&.d-drop-hover:hover {
    .d-list-menu {
      display: block;
    }
  }
  .d-drop-select {
    .sys-inline-block();
    .sys-ellipsis();
    vertical-align: top;
    & + .d-caret {
      margin-left: 4px;
    }
  }
}
.d-dropup {
  .d-list-menu {
    top: auto;
    bottom: 100%;
  }
  .d-caret {
    border-top: 0;
    border-bottom: 4px solid;
  }
}
.d-drop-right {
  .d-list-menu {
    left: auto;
    right: 0;
  }
}