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node_modules/vant/es/popup/index.css

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+.van-overflow-hidden{overflow:hidden!important}.van-popup{position:fixed;max-height:100%;overflow-y:auto;background-color:#fff;-webkit-transition:-webkit-transform .3s;transition:-webkit-transform .3s;transition:transform .3s;transition:transform .3s,-webkit-transform .3s;-webkit-overflow-scrolling:touch}.van-popup--center{top:50%;left:50%;-webkit-transform:translate3d(-50%,-50%,0);transform:translate3d(-50%,-50%,0)}.van-popup--center.van-popup--round{border-radius:16px}.van-popup--top{top:0;left:0;width:100%}.van-popup--top.van-popup--round{border-radius:0 0 16px 16px}.van-popup--right{top:50%;right:0;-webkit-transform:translate3d(0,-50%,0);transform:translate3d(0,-50%,0)}.van-popup--right.van-popup--round{border-radius:16px 0 0 16px}.van-popup--bottom{bottom:0;left:0;width:100%}.van-popup--bottom.van-popup--round{border-radius:16px 16px 0 0}.van-popup--left{top:50%;left:0;-webkit-transform:translate3d(0,-50%,0);transform:translate3d(0,-50%,0)}.van-popup--left.van-popup--round{border-radius:0 16px 16px 0}.van-popup--safe-area-inset-bottom{padding-bottom:constant(safe-area-inset-bottom);padding-bottom:env(safe-area-inset-bottom)}.van-popup-slide-bottom-enter-active,.van-popup-slide-left-enter-active,.van-popup-slide-right-enter-active,.van-popup-slide-top-enter-active{-webkit-transition-timing-function:ease-out;transition-timing-function:ease-out}.van-popup-slide-bottom-leave-active,.van-popup-slide-left-leave-active,.van-popup-slide-right-leave-active,.van-popup-slide-top-leave-active{-webkit-transition-timing-function:ease-in;transition-timing-function:ease-in}.van-popup-slide-top-enter,.van-popup-slide-top-leave-active{-webkit-transform:translate3d(0,-100%,0);transform:translate3d(0,-100%,0)}.van-popup-slide-right-enter,.van-popup-slide-right-leave-active{-webkit-transform:translate3d(100%,-50%,0);transform:translate3d(100%,-50%,0)}.van-popup-slide-bottom-enter,.van-popup-slide-bottom-leave-active{-webkit-transform:translate3d(0,100%,0);transform:translate3d(0,100%,0)}.van-popup-slide-left-enter,.van-popup-slide-left-leave-active{-webkit-transform:translate3d(-100%,-50%,0);transform:translate3d(-100%,-50%,0)}.van-popup__close-icon{position:absolute;z-index:1;color:#c8c9cc;font-size:22px;cursor:pointer}.van-popup__close-icon:active{color:#969799}.van-popup__close-icon--top-left{top:16px;left:16px}.van-popup__close-icon--top-right{top:16px;right:16px}.van-popup__close-icon--bottom-left{bottom:16px;left:16px}.van-popup__close-icon--bottom-right{right:16px;bottom:16px}

node_modules/vant/es/popup/index.js

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+import { createNamespace, isDef } from '../utils';
+import { PopupMixin } from '../mixins/popup';
+import Icon from '../icon';
+
+var _createNamespace = createNamespace('popup'),
+    createComponent = _createNamespace[0],
+    bem = _createNamespace[1];
+
+export default createComponent({
+  mixins: [PopupMixin()],
+  props: {
+    round: Boolean,
+    duration: [Number, String],
+    closeable: Boolean,
+    transition: String,
+    safeAreaInsetBottom: Boolean,
+    closeIcon: {
+      type: String,
+      default: 'cross'
+    },
+    closeIconPosition: {
+      type: String,
+      default: 'top-right'
+    },
+    position: {
+      type: String,
+      default: 'center'
+    },
+    overlay: {
+      type: Boolean,
+      default: true
+    },
+    closeOnClickOverlay: {
+      type: Boolean,
+      default: true
+    }
+  },
+  beforeCreate: function beforeCreate() {
+    var _this = this;
+
+    var createEmitter = function createEmitter(eventName) {
+      return function (event) {
+        return _this.$emit(eventName, event);
+      };
+    };
+
+    this.onClick = createEmitter('click');
+    this.onOpened = createEmitter('opened');
+    this.onClosed = createEmitter('closed');
+  },
+  methods: {
+    onClickCloseIcon: function onClickCloseIcon(event) {
+      this.$emit('click-close-icon', event);
+      this.close();
+    }
+  },
+  render: function render() {
+    var _bem;
+
+    var h = arguments[0];
+
+    if (!this.shouldRender) {
+      return;
+    }
+
+    var round = this.round,
+        position = this.position,
+        duration = this.duration;
+    var isCenter = position === 'center';
+    var transitionName = this.transition || (isCenter ? 'van-fade' : "van-popup-slide-" + position);
+    var style = {};
+
+    if (isDef(duration)) {
+      var key = isCenter ? 'animationDuration' : 'transitionDuration';
+      style[key] = duration + "s";
+    }
+
+    return h("transition", {
+      "attrs": {
+        "appear": this.transitionAppear,
+        "name": transitionName
+      },
+      "on": {
+        "afterEnter": this.onOpened,
+        "afterLeave": this.onClosed
+      }
+    }, [h("div", {
+      "directives": [{
+        name: "show",
+        value: this.value
+      }],
+      "style": style,
+      "class": bem((_bem = {
+        round: round
+      }, _bem[position] = position, _bem['safe-area-inset-bottom'] = this.safeAreaInsetBottom, _bem)),
+      "on": {
+        "click": this.onClick
+      }
+    }, [this.slots(), this.closeable && h(Icon, {
+      "attrs": {
+        "role": "button",
+        "tabindex": "0",
+        "name": this.closeIcon
+      },
+      "class": bem('close-icon', this.closeIconPosition),
+      "on": {
+        "click": this.onClickCloseIcon
+      }
+    })])]);
+  }
+});

node_modules/vant/es/popup/index.less

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+@import '../style/var';
+
+.van {
+  &-overflow-hidden {
+    overflow: hidden !important;
+  }
+
+  &-popup {
+    position: fixed;
+    max-height: 100%;
+    overflow-y: auto;
+    background-color: @popup-background-color;
+    transition: @popup-transition;
+    -webkit-overflow-scrolling: touch;
+
+    &--center {
+      top: 50%;
+      left: 50%;
+      transform: translate3d(-50%, -50%, 0);
+
+      &.van-popup--round {
+        border-radius: @popup-round-border-radius;
+      }
+    }
+
+    &--top {
+      top: 0;
+      left: 0;
+      width: 100%;
+
+      &.van-popup--round {
+        border-radius: 0 0 @popup-round-border-radius @popup-round-border-radius;
+      }
+    }
+
+    &--right {
+      top: 50%;
+      right: 0;
+      transform: translate3d(0, -50%, 0);
+
+      &.van-popup--round {
+        border-radius: @popup-round-border-radius 0 0 @popup-round-border-radius;
+      }
+    }
+
+    &--bottom {
+      bottom: 0;
+      left: 0;
+      width: 100%;
+
+      &.van-popup--round {
+        border-radius: @popup-round-border-radius @popup-round-border-radius 0 0;
+      }
+    }
+
+    &--left {
+      top: 50%;
+      left: 0;
+      transform: translate3d(0, -50%, 0);
+
+      &.van-popup--round {
+        border-radius: 0 @popup-round-border-radius @popup-round-border-radius 0;
+      }
+    }
+
+    &--safe-area-inset-bottom {
+      padding-bottom: constant(safe-area-inset-bottom);
+      padding-bottom: env(safe-area-inset-bottom);
+    }
+
+    &-slide-top-enter-active,
+    &-slide-left-enter-active,
+    &-slide-right-enter-active,
+    &-slide-bottom-enter-active {
+      transition-timing-function: @animation-timing-function-enter;
+    }
+
+    &-slide-top-leave-active,
+    &-slide-left-leave-active,
+    &-slide-right-leave-active,
+    &-slide-bottom-leave-active {
+      transition-timing-function: @animation-timing-function-leave;
+    }
+
+    &-slide-top-enter,
+    &-slide-top-leave-active {
+      transform: translate3d(0, -100%, 0);
+    }
+
+    &-slide-right-enter,
+    &-slide-right-leave-active {
+      transform: translate3d(100%, -50%, 0);
+    }
+
+    &-slide-bottom-enter,
+    &-slide-bottom-leave-active {
+      transform: translate3d(0, 100%, 0);
+    }
+
+    &-slide-left-enter,
+    &-slide-left-leave-active {
+      transform: translate3d(-100%, -50%, 0);
+    }
+
+    &__close-icon {
+      position: absolute;
+      z-index: @popup-close-icon-z-index;
+      color: @popup-close-icon-color;
+      font-size: @popup-close-icon-size;
+      cursor: pointer;
+
+      &:active {
+        color: @popup-close-icon-active-color;
+      }
+
+      &--top-left {
+        top: @popup-close-icon-margin;
+        left: @popup-close-icon-margin;
+      }
+
+      &--top-right {
+        top: @popup-close-icon-margin;
+        right: @popup-close-icon-margin;
+      }
+
+      &--bottom-left {
+        bottom: @popup-close-icon-margin;
+        left: @popup-close-icon-margin;
+      }
+
+      &--bottom-right {
+        right: @popup-close-icon-margin;
+        bottom: @popup-close-icon-margin;
+      }
+    }
+  }
+}

node_modules/vant/es/popup/style/index.js

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+import '../../style/base.css';
+import '../../overlay/index.css';
+import '../../info/index.css';
+import '../../icon/index.css';
+import '../index.css';

node_modules/vant/es/popup/style/less.js

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+import '../../style/base.less';
+import '../../overlay/index.less';
+import '../../info/index.less';
+import '../../icon/index.less';
+import '../index.less';