pleroma-fe/src/components/modal/modal.vue

<template>
  <portal to="modal">
    <div
      v-show="isOpen"
      v-body-scroll-lock="isOpen"
      :class="['modal-view', viewClass]"
      @click.self="closeModal"
    >
      <slot />
    </div>
  </portal>
</template>

<script src="./modal.js"></script>

<style lang="scss">
.modal-view {
  z-index: 1000;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: auto;
  animation-duration: 0.2s;
  background-color: rgba(0, 0, 0, 0.5);
  animation-name: modal-background-fadein;

  body:not(.scroll-locked) & {
    display: none;
  }
}
</style>