Vitaliy

Достаточно таких знаний для того что бы устроиться junior js?

И на какую зп можно рассчитывать ?

.features__item {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

Math.ceil(block.scrollTop + block.clientHeight) >= Math.ceil(block.scrollHeight)

function calculateTotalPrice(distance, rates) {
  let sum = 0;
  let lastCheckpoint = 0;

  for(let [boundDistance, pricePerKm] of rates) {
    if (distance < boundDistance) return sum + (distance - lastCheckpoint) * pricePerKm;
    
    sum += (boundDistance - lastCheckpoint) * pricePerKm;
    lastCheckpoint = boundDistance;
  }
}

var pricePerKm = 0.5;

calculateTotalPrice(2100, [[1000, pricePerKm ], [2000, pricePerKm *0.9], [Infinity, pricePerKm*0.8]])

var origBody = document.body;
document.body = yourTargetParent;
const webgl = new Kgl...
document.body = origBody;

const el = document.querySelector('.element');
const wrapper = document.querySelector('.wrapper');


window.addEventListener('scroll', () => {
  const wrapperBox = wrapper.getBoundingClientRect();
  const elBox = el.getBoundingClientRect();

  const isInside = elBox.top > wrapperBox.top && elBox.bottom < wrapperBox.bottom;

  el.style.opacity = isInside ? 1 : 0;
});

transition: opacity 0.3s;
opacity: 0;