@angular/cdk/overlay-prebuilt.css

Angular Material Component Development Kit

.cdk-overlay-container, .cdk-global-overlay-wrapper {
  pointer-events: none;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
}

.cdk-overlay-container {
  position: fixed;
  z-index: 1000;
}
.cdk-overlay-container:empty {
  display: none;
}

.cdk-global-overlay-wrapper {
  display: flex;
  position: absolute;
  z-index: 1000;
}

.cdk-overlay-pane {
  position: absolute;
  pointer-events: auto;
  box-sizing: border-box;
  display: flex;
  max-width: 100%;
  max-height: 100%;
  z-index: 1000;
}

.cdk-overlay-backdrop {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  pointer-events: auto;
  -webkit-tap-highlight-color: transparent;
  opacity: 0;
  touch-action: manipulation;
  z-index: 1000;
  transition: opacity 400ms cubic-bezier(0.25, 0.8, 0.25, 1);
}
@media (prefers-reduced-motion) {
  .cdk-overlay-backdrop {
    transition-duration: 1ms;
  }
}

.cdk-overlay-backdrop-showing {
  opacity: 1;
}
@media (forced-colors: active) {
  .cdk-overlay-backdrop-showing {
    opacity: 0.6;
  }
}

.cdk-overlay-dark-backdrop {
  background: rgba(0, 0, 0, 0.32);
}

.cdk-overlay-transparent-backdrop {
  transition: visibility 1ms linear, opacity 1ms linear;
  visibility: hidden;
  opacity: 1;
}
.cdk-overlay-transparent-backdrop.cdk-overlay-backdrop-showing, .cdk-high-contrast-active .cdk-overlay-transparent-backdrop {
  opacity: 0;
  visibility: visible;
}

.cdk-overlay-backdrop-noop-animation {
  transition: none;
}

.cdk-overlay-connected-position-bounding-box {
  position: absolute;
  display: flex;
  flex-direction: column;
  min-width: 1px;
  min-height: 1px;
  z-index: 1000;
}

.cdk-global-scrollblock {
  position: fixed;
  width: 100%;
  overflow-y: scroll;
}

.cdk-overlay-popover {
  background: none;
  border: none;
  padding: 0;
  outline: 0;
  overflow: visible;
  position: fixed;
  pointer-events: none;
  white-space: normal;
  color: inherit;
  text-decoration: none;
  width: 100%;
  height: 100%;
  inset: auto;
  top: 0;
  left: 0;
}
.cdk-overlay-popover::backdrop {
  display: none;
}
.cdk-overlay-popover .cdk-overlay-backdrop {
  position: fixed;
  z-index: auto;
}