.dg-menu {
  div[id^='tt_right_menu'] div:hover {
    background-color: #ecf5ff;
  }
  .el-submenu .el-menu-item {
    min-width: 100px;
  }

  .el-menu-item i {
    color: #878d99;
    font-size: 14px;
    padding-right: 4px;
  }
}
