.slider-3D {
    position: relative;
    width: 100%;
    /* height: 370px; */
    overflow: hidden;
    height: 570px;
}

.item-3D {
    background-size: cover; 
    background-position: center; 
    position: absolute;
    /* width: 300px;
    height: 300px; */
    width: 500px;
    height: 500px;
    text-align: justify;
    /* background-color: #fff; */
    border-radius: 10px;
    padding: 20px;
    transition:  0.5s;
    left: calc(50% - 220px);
    top: 0;
}

#next-3D {
    position: absolute;
    right: 50px;
    top: 40%;
}

#prev-3D{
    position: absolute;
    left: 50px;
    top: 40%;
}

@media (max-width : 1439px) {
  #next-3D {
    right: 10px;
  }

  #prev-3D{
      left: 10px;
  }
}

@media (max-width : 1129px) {
  #next-3D {
    right: 0;
  }

  #prev-3D{
      left: 0;
  }
}

#prev-3D, #next-3D {
    color: #fff;
    background: none;
    border: none;
    font-size: xxx-large;
    font-family: monospace;
    font-weight: bold;
    opacity: 0.5;
    transition: opacity 0.5s;
    z-index: 100000;
}

#prev-3D:hover,
#next-3D:hover{
    opacity: 1;
}

.indicators-3D { 
  position: absolute; 
  bottom: 0; 
  left: 50%; 
  transform: translateX(-50%); 
  display: flex; 
}

.dot-3D { 
  width: 10px; 
  height: 10px; 
  margin: 0 5px; 
  background: rgba(255, 255, 255, 0.5); 
  border-radius: 50%; 
  cursor: pointer; 
}

.dot-3D.active { 
  background: white;
}