<div class="wrapper">
  <div class="obj"></div>
  <div class="obj obj--2"></div>
  <div class="obj obj--3"></div>
  <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 431.7 422.6"><path d="M1.1 77.8c101.7-101.7 266.5-101.7 368.2 0 81.3 81.3 81.3 213.2 0 294.5-65.1 65.1-170.6 65.1-235.6 0-52.1-52.1-52.1-136.5 0-188.5 41.6-41.6 109.2-41.6 150.8 0 33.3 33.3 33.3 87.3 0 120.6-26.7 26.7-69.9 26.7-96.5 0-21.3-21.3-21.3-55.9 0-77.2 17.1-17.1 44.7-17.1 61.8 0 13.6 13.6 13.6 35.8 0 49.4-10.9 10.9-28.6 10.9-39.5 0-8.7-8.7-8.7-22.9 0-31.6 7-7 18.3-7 25.3 0" fill="none" stroke="#5e5e7d" stroke-width="3" stroke-miterlimit="10"/></svg>
</div>

* {
  box-sizing: border-box;
}

:root {
  --delay: 0ms;
  --path: path('M.4 76.8C102-24.9 266.9-24.9 368.5 76.8c81.3 81.3 81.3 213.2 0 294.5-65.1 65.1-170.6 65.1-235.6 0-52.1-52.1-52.1-136.5 0-188.5 41.6-41.6 109.2-41.6 150.8 0 33.3 33.3 33.3 87.3 0 120.6-26.7 26.7-69.9 26.7-96.5 0-21.3-21.3-21.3-55.9 0-77.2 17.1-17.1 44.7-17.1 61.8 0 13.6 13.6 13.6 35.8 0 49.4-10.9 10.9-28.6 10.9-39.5 0-8.7-8.7-8.7-22.9 0-31.6 7-7 18.3-7 25.3 0');
}

body {
  margin: 0;
  padding: 2rem;
  min-height: 100vh;
  background-color: #1b1b24;
  display: flex;
  justify-content: center;
  align-items: center;
}

.wrapper {
  position: relative;
}

.obj {
  --color: salmon;
  position: absolute;
  top: 0;
  left: 0;
  offset-path: var(--path);
  animation: move 4500ms infinite ease-in-out var(--delay);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--color);
  opacity: 0;
  transform: scale(0);
}

.obj--2 {
  --delay: 1500ms;
  --color: hotpink;
}

.obj--3 {
  --delay: 3000ms;
  --color: turquoise;
}

svg {
  width: 429px;
}

@keyframes appear {
  100% {
    opacity: 1;
  }
}

@keyframes move {
  10% {
    opacity: 1;
    offset-distance: 0%;
    transform: scale(1);
  }
  30% {
    box-shadow: -0.5rem 0 0.3rem var(--color, white);
  }
  70% {
    box-shadow: -0.5rem 0 0.3rem var(--color, white);
  }
  90% {
    opacity: 1;
    offset-distance: 100%;
    transform: scale(0.2);
    box-shadow: none;
  }
  100% {
    opacity: 0;
    offset-distance: 100%;
    transform: scale(0.2);
  }
}