CSS超出隐藏并且能滚动

效果图

实现CSS代码：

height: 500rpx;
overflow-x: hidden;
overflow-y: scroll;

效果图的代码：

<!-- 豆豆明细弹窗 -->
		<view class="mxBoom" v-show="mxBoom">
			<view class="mxBoomContent">
				<view class="mxBoomTip">
					苗豆明细
				</view>
				<view class="p_r mxTitle">
					<view class="">
						获取日期
					</view>
					<view class="">
						详情
					</view>
					<view class="">
						苗豆变更
					</view>
				</view>
				<view class="jiluList">

					<view class="p_r mxTxt" v-for="(item,index) in jiluList">
						<view class="">
							{{item.create_time}}
						</view>
						<view class="">
							{{item.desc}}
						</view>
						<view class="">
							{{item.values}}
						</view>
					</view>
				</view>
			</view>
			<image :src="xIcon" class="xIcon" @click="mxBoom=false"></image>
		</view>

 CSS

.mxBoom {
		position: fixed;
		width: 100vw;
		height: 100vh;
		z-index: 999;
		top: 0;
		left: 0;
		background-color: rgba(0, 0, 0, 0.5);

		.xIcon {
			margin-top: 24rpx;
			width: 70rpx;
			height: 70rpx;
			text-align: center;
			position: relative;
			left: 50%;
			margin-left: -35rpx;
		}

		.mxBoomContent {
			width: 80vw;
			margin-left: 10vw;
			margin-top: 120rpx;
			height: 900rpx;
			background-color: #FFFFFF;
			border-radius: 40rpx;

			.jiluList {
				height: 500rpx;
				overflow-x: hidden;
				overflow-y: scroll;
			}

			.mxTxt {

				width: 90%;
				margin-left: 5%;
				height: 60rpx;
				line-height: 60rpx;
				text-align: center;
				border-bottom: 1rpx solid #F1F1F1;

				view {
					color: #333;
					font-size: 28rpx;
					width: 33%;
					text-align: center;
				}
			}

			.mxTitle {
				margin-bottom: 14rpx;
				width: 90%;
				margin-top: 50rpx;
				margin-left: 5%;
				text-align: center;
				border-bottom: 1rpx solid #d0d0d0;

				view {
					color: #dfb464;
					font-weight: 600;
					font-size: 32rpx;
					padding-bottom: 16rpx;

					width: 33%;
				}
			}

			.bolang {
				width: 100%;
				height: 22rpx;
			}

			.mxBoomTip {
				width: 100%;
				border-radius: 40rpx 40rpx 0 0;
				font-size: 50rpx;
				letter-spacing: 6rpx;
				font-weight: 600;
				text-align: center;
				background-color: $red;
				height: 230rpx;
				line-height: 230rpx;
				color: #fff;
			}
		}
	}