 50px 70px 90px'
}, [
  {at: -0.3, expect: '17px 37px 57px 77px'},
  {at: 0, expect: '20px 40px 60px 80px'},
  {at: 0.3, expect: '23px 43px 63px 83px'},
  {at: 0.6, expect: '26px 46px 66px 86px'},
  {at: 1, expect: '30px 50px 70px 90px'},
  {at: 1.5, expect: '35px 55px 75px 95px'}
]);
</script>
