ngx-smart-modal/ngx-smart-modal.scss

// Color of overlay background
$color-overlay: rgba(0, 0, 0, .5) !default;

// Position of dialog
$dialog-position-top: 5% !default;

// Transition time
// !! The same as the hideDelay variable defined in ngx-smart-modal.component.ts
$transition-duration: 500ms !default;

// Transition effect
// linear | ease | ease-in | ease-out | ease-in-out
$transition-timing-function: ease-in-out !default;

// Body if modal is opened
body.dialog-open {
  overflow: hidden;

  ngx-smart-modal {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    overflow-y: auto;
  }
}

// Close button in modal
.nsm-dialog-btn-close {
  border: 0;
  background: none;
  color: #2d2d2d;
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 1.2em;
  cursor: pointer;
}

// Overlay
.overlay {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  overflow-y: auto;
  transition: all $transition-duration;
  background-color: $color-overlay;
  z-index: 999;

  &.nsm-overlay-close,
  &.transparent {
    background-color: transparent;
  }
}

// Dialog modal
.nsm-dialog {
  position: absolute;

  // State of the dialog in the beginning (hidden)
  &:not(.nsm-dialog-open),
  &:not(.nsm-dialog-close) {
    opacity: 0;
    min-height: 0;
    width: 0;
    max-width: 0;
    visibility: hidden;
    overflow: hidden;
  }

  // When dialog is opening
  &.nsm-dialog-open {
    opacity: 1;
    visibility: visible;
    min-height: 200px;
    width: 90%;
    max-width: 520px;
    background-color: #fff;
    border-radius: 2px;
    right: 0;
    left: 0;
    top: $dialog-position-top;
    margin-bottom: 20px;
    margin-right: auto;
    margin-left: auto;
    padding: 12px;
    box-shadow: 0 7px 8px -4px rgba(0, 0, 0, .2), 0 13px 19px 2px rgba(0, 0, 0, .14), 0 5px 24px 4px rgba(0, 0, 0, .12);

    @media (min-width: 768px) {
      margin-bottom: 40px;
    }
  }

  // When dialog is closing
  &.nsm-dialog-close {
    opacity: 0;
  }
}

/* *************************
* Animations
* *************************/

// Fade
.nsm-dialog-animation-fade {
  transition: opacity $transition-duration;
}

// Left to right (ltr)
.nsm-dialog-animation-ltr {
  left: -50%;
  transition: left $transition-duration $transition-timing-function, opacity $transition-duration;

  &.nsm-dialog-open {
    left: 0;
  }

  &.nsm-dialog-close {
    left: -50%;
  }
}

// Right to left (ltr)
.nsm-dialog-animation-rtl {
  right: -50%;
  transition: right $transition-duration $transition-timing-function, opacity $transition-duration;

  &.nsm-dialog-open {
    right: 0;
  }

  &.nsm-dialog-close {
    right: -50%;
  }
}

// Top to bottom (ttb)
.nsm-dialog-animation-ttb {
  top: -50%;
  transition: top $transition-duration $transition-timing-function, opacity $transition-duration;

  &.nsm-dialog-open {
    top: $dialog-position-top;
  }

  &.nsm-dialog-close {
    top: -50%;
  }
}

// Bottom to top (btt)
.nsm-dialog-animation-btt {
  top: 100%;
  transition: top $transition-duration $transition-timing-function, opacity $transition-duration;

  &.nsm-dialog-open {
    top: $dialog-position-top;
  }

  &.nsm-dialog-close {
    top: 100%;
  }
}