angular-material/modules/js/backdrop/backdrop.css

**[Support for legacy AngularJS ended on January 1st, 2022](https://goo.gle/angularjs-end-of-life). [See `@angular/core` for the actively supported Angular](https://npmjs.com/@angular/core).**

/*!
 * AngularJS Material Design
 * https://github.com/angular/material
 * @license MIT
 * v1.2.5
 */
md-backdrop {
  transition: opacity 450ms;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
}
md-backdrop.md-menu-backdrop {
  position: fixed !important;
  z-index: 99;
}
md-backdrop.md-select-backdrop {
  z-index: 81;
  transition-duration: 0;
}
md-backdrop.md-dialog-backdrop {
  z-index: 79;
}
md-backdrop.md-bottom-sheet-backdrop {
  z-index: 69;
}
md-backdrop.md-sidenav-backdrop {
  z-index: 59;
}
md-backdrop.md-click-catcher {
  position: absolute;
}
md-backdrop.md-opaque {
  opacity: 0.48;
}
md-backdrop.md-opaque.ng-enter {
  opacity: 0;
}
md-backdrop.md-opaque.ng-enter.md-opaque.ng-enter-active {
  opacity: 0.48;
}
md-backdrop.md-opaque.ng-leave {
  opacity: 0.48;
  transition: opacity 400ms;
}
md-backdrop.md-opaque.ng-leave.md-opaque.ng-leave-active {
  opacity: 0;
}