html,
body {
  margin: 0;
}

.copper3D_canvas {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: -1;
}
.copper3D_container_root {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.copper3D_scene_div {
  border: 1px solid grey;
  position: relative;
}
.copper3d_sliceNumber {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.copper3D_sub_axes {
  width: 200px;
  height: 200px;
  margin: 20px;
  padding: 0px;
  position: absolute;
  right: 0px;
  bottom: 0px;
  z-index: 1000;
  pointer-events: none;
}

.coppper3D_container_root > div {
  border: 1px solid grey;
  position: relative;
}

.force-touch-styles {
  position: fixed;
  z-index: 1000;
}

.copper3D_display_area {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 5px;
  border-radius: 10px;
}
.copper3D_drawingCanvasContainer {
  position: absolute;
  display: flex;
  justify-content: center;
  align-items: center;

  max-width: 80vw;
  max-height: 80vh;
  overflow: hidden;
}

.copper3D_flex-center {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  flex-direction: column;
  height: 100px;
  position: absolute;
}
.copper3D_three-balls-bounce {
  position: relative;
  width: 200px;
  height: 62px;
}
.copper3D_three-balls-bounce .copper3D_circle {
  width: 20px;
  height: 20px;
  position: absolute;
  border-radius: 50%;
  background-color: #ff4a69;
  left: 15%;
  transform-origin: 50%;
  animation: balls-circle 0.5s alternate ease infinite;
}
.copper3D_three-balls-bounce .copper3D_shadow {
  width: 20px;
  height: 4px;
  border-radius: 50%;
  background-color: rgba(0, 0, 0, 0.4);
  position: absolute;
  transform-origin: 50%;
  top: 62px;
  z-index: 1;
  left: 15%;
  filter: blur(1px);
  animation: balls-shadow 0.5s alternate ease infinite;
}
.copper3D_three-balls-bounce .copper3D_circle:nth-child(2),
.copper3D_three-balls-bounce .copper3D_shadow:nth-child(4) {
  left: 45%;
  animation-delay: 0.2s;
}
.copper3D_three-balls-bounce .copper3D_circle:nth-child(3),
.copper3D_three-balls-bounce .copper3D_shadow:nth-child(5) {
  left: auto;
  right: 15%;
  animation-delay: 0.3s;
}

@keyframes balls-circle {
  from {
    top: 60px;
    height: 5px;
    border-radius: 50px 50px 25px 25px;
    transform: scaleX(1.7);
  }
  40% {
    height: 20px;
    border-radius: 50%;
    transform: scaleX(1);
  }
  to {
    top: 0%;
  }
}

@keyframes balls-shadow {
  from {
    transform: scaleX(1.5);
  }
  40% {
    transform: scaleX(1);
    opacity: 0.7;
  }
  to {
    transform: scaleX(0.2);
    opacity: 0.4;
  }
}