:root {
    --red: #EA5E5E;
    --yellow: #F7BA3E;
    --blue: #56B3B4;
    --purple: #BF85BF;
    --background: #1A2B34;
    --gray: #465862;
    --unit: 10px;
    --container-width: 650px;
  }
  
  body {
    background: var(--background);
    margin: 0;
    padding-top: 25px;
    padding-left: 25px;
    align-items: center;
  }
  
  .container {
    position: relative;
    width: var(--container-width);
    display: flex;
    flex-direction: column;
    gap: var(--unit);
    overflow: hidden;
  }
  
  .row {
    height: var(--unit);
    display: flex;
    justify-content: center;
    gap: var(--unit);
    translate: var(--offset);
  }
  
  :not(.duplicate) > .row {
    animation: load-row 1s calc(var(--delay) * 100ms + 500ms) forwards;
  }
  
  .container.no-load:not(.slide) .row {
    animation: none;
    translate: 0;
  }
  
  .cell {
    height: 100%;
    width: calc(var(--size, 2) * var(--unit));
    background-color: var(--gray);
    border-radius: 1000px;
  }
  
  .cell.size-2 { --size: 2; }
  .cell.size-3 { --size: 3; }
  .cell.size-4 { --size: 4; }
  .cell.size-5 { --size: 5; }
  .cell.size-6 { --size: 6; }
  .cell.size-7 { --size: 7; }
  .cell.size-8 { --size: 8; }
  .cell.size-9 { --size: 9; }
  .cell.size-10 { --size: 10; }
  .cell.size-12 { --size: 12; }
  .cell.size-14 { --size: 14; }
  .cell.size-16 { --size: 16; }
  .cell.size-18 { --size: 18; }
  .cell.size-20 { --size: 20; }
  
  .cell.blue { background-color: var(--blue); }
  .cell.red { background-color: var(--red); }
  .cell.yellow { background-color: var(--yellow); }
  .cell.purple { background-color: var(--purple); }
  
  .row:nth-child(1) { --delay: 1; --offset: 150px }
  .row:nth-child(2) { --delay: 2; --offset: -100px }
  .row:nth-child(3) { --delay: 3; --offset: 200px }
  .row:nth-child(4) { --delay: 4; --offset: -100px }
  .row:nth-child(5) { --delay: 5; --offset: 200px }
  .row:nth-child(6) { --delay: 6; --offset: -50px }
  .row:nth-child(7) { --delay: 7; --offset: 150px }
  .row:nth-child(8) { --delay: 8; --offset: -100px }
  .row:nth-child(9) { --delay: 9; --offset: 50px }
  .row:nth-child(10) { --delay: 10; --offset: -150px }
  .row:nth-child(11) { --delay: 11; --offset: 150px }
  .row:nth-child(12) { --delay: 12; --offset: 250px }
  .row:nth-child(13) { --delay: 13; --offset: -250px }
  
  @keyframes load-row {
    100% {
      translate: 0;
    }
  }
  
  .container.slide:not(.duplicate) > .row {
    animation: slide 1s calc((var(--delay) - 1) * 100ms) both;
  }
  
  .row:nth-child(2n) {
    --direction: -1
  }
  
  @keyframes slide {
    0% {
      translate: 0;
    }
  
    100% {
      translate: calc(var(--container-width) * var(--direction, 1));
    }
  }
  
  .container.duplicate {
    position: absolute;
  }
  
  .container.duplicate .row {
    translate: var(--container-width);
  }
  
  .container.slide .container.duplicate .row {
    animation: slide 1s calc((var(--delay) - 1) * 100ms - 150ms) reverse both;
  }
  
  .container.slide .container.duplicate .row:nth-child(2n-1) {
    --direction: -1;
  }
  
  .container.slide .container.duplicate .row:nth-child(2n) {
    --direction: 1;
  }