<div class="post-demo-content">
  <div class="mnc-demo-container mnc-demo-container-inline">
    <span class="mnc-demo-label">X movement</span>
    <div class="mnc-demo-grid">
      <div class="mnc-demo-line" style="top: 20px;"></div>
      <div class="mnc-demo-line" style="top: 40px;"></div>
      <div class="mnc-demo-line" style="top: 60px;"></div>
      <div class="mnc-demo-line" style="top: 80px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 20px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 40px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 60px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 80px;"></div>
    </div>

    <div class="mnc-demo-dot mnc-demo-dot-final mnc-demo-dot-final-x"></div>

  </div>
  <div class="mnc-demo-container mnc-demo-container-inline">

    <span class="mnc-demo-label">Y movement</span>
    <div class="mnc-demo-grid">
      <div class="mnc-demo-line" style="top: 20px;"></div>
      <div class="mnc-demo-line" style="top: 40px;"></div>
      <div class="mnc-demo-line" style="top: 60px;"></div>
      <div class="mnc-demo-line" style="top: 80px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 20px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 40px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 60px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 80px;"></div>
    </div>

    <div class="mnc-demo-dot mnc-demo-dot-final mnc-demo-dot-final-y"></div>

  </div>
  <div class="mnc-demo-container mnc-demo-container-inline">

    <span class="mnc-demo-label">Curved path</span>
    <div class="mnc-demo-grid">
      <div class="mnc-demo-line" style="top: 20px;"></div>
      <div class="mnc-demo-line" style="top: 40px;"></div>
      <div class="mnc-demo-line" style="top: 60px;"></div>
      <div class="mnc-demo-line" style="top: 80px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 20px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 40px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 60px;"></div>
      <div class="mnc-demo-line-vertical" style="left: 80px;"></div>
    </div>

    <div class="mnc-demo-dot"></div>
  </div>
</div>

body {
  font: normal 15px/1.9em 'Merriweather', Georgia, serif;
  width: 100vw;
  height: 100vh;
  text-align: center;
  background-color: #f4f4f6;
}
.post-demo-content {
  padding: 2em 2em 2em 4em;
}
.mnc-demo-container {
  height: 100px;
  width: 100px;
}
.mnc-demo-container-inline {
  display: inline-block;
  position: relative;
  margin-right: 60px;
  margin-bottom: 30px;
  margin-top: 15px;
  text-align: left;
  
  &:last-child {
    margin-right: 0;
  }
}

.mnc-demo-label {
  position: absolute;
  bottom: -38px;
  color: #666;
  font-size: 11px;
  text-align: center;
  width: 100%;
}

.mnc-demo-grid {
  overflow: hidden;
  border: 2px solid rgba(0,0,0,0.2);
  height: 100%;
  width: 100%;
}
.mnc-demo-line {
  width: 100%;
  height: 2px;
  background-color: rgba(0,0,0,0.2);
  position: absolute;
}
.mnc-demo-line-vertical {
  width: 2px;
  height: 100%;
  background-color: rgba(0,0,0,0.2);
  position: absolute;
}
.mnc-demo-dot {
  will-change: transform;
  animation: xAxis 2.5s infinite cubic-bezier(0.02, 0.01, 0.21, 1);
  position: absolute;
  bottom: -10px;
  left: -10px;
}

.mnc-demo-dot:after {
  content: '';
  display: block;
  will-change: transform;
  width: 20px;
  height: 20px;
  border-radius: 20px;
  background-color: #fff;
  animation: yAxis 2.5s infinite cubic-bezier(0.3, 0.27, 0.07, 1.64);
}

.mnc-demo-dot-final::after {
  animation: none;
}

.mnc-demo-container-inline .mnc-demo-dot:after {
  background-color: #333;
}
.mnc-demo-dot-final-x {
   animation: xAxis 2.5s infinite cubic-bezier(0.02, 0.01, 0.21, 1);
}
.mnc-demo-dot-final-y {
  animation: yAxis 2.5s infinite cubic-bezier(0.3, 0.27, 0.07, 1.64);
}

@keyframes xAxis {
  50% {
    animation-timing-function: cubic-bezier(0.3, 0.27, 0.07, 1.64);
    transform: translateX(100px);
  }
}

@keyframes yAxis {
  50% {
    animation-timing-function: cubic-bezier(0.02, 0.01, 0.21, 1);
    transform: translateY(-100px);
  }
}