import { ViewportScroller } from '@angular/common'
import { AfterViewChecked, Component, ElementRef, OnInit, ViewChild } from '@angular/core'
import { ActivatedRoute } from '@angular/router'
import { ViewportScroller } from '@angular/common'
import { AfterViewChecked, Component, ElementRef, OnInit, ViewChild } from '@angular/core'
import { ActivatedRoute } from '@angular/router'