.back-img.data-v-4f890410{
	display: flex;
	justify-content: flex-start;
	align-items: center;
	width: 50px;
	height: 50px;
	position: fixed;
	left: 30rpx;
	z-index: 10;
}
.back-img>image.data-v-4f890410{
	width: 19rpx;
	height: 35rpx;
}