@delon/theme/system/widgets/_abs.less

ng-alain theme system library.

.widget-abs-mixin(@enabled) when(@enabled=true) {
  .abs-center-container {
    position: relative;
  }

  .abs-center {
    position: absolute;
    inset: 0;
    overflow: auto;
    margin: auto;

    &.abs-fixed {
      position: fixed;
      z-index: 999;
    }

    &.abs-right {
      right: 20px;
      left: auto;
      text-align: right;
    }

    &.abs-left {
      right: auto;
      left: 20px;
      text-align: left;
    }
  }

  @media (max-width: 320px) {
    .abs-center {
      padding: 0 10px;
    }
  }

  @media (max-height: @mobile-max) {
    .abs-center {
      position: relative;
    }
  }
}

.widget-abs-mixin(@abs-enabled);