.pie-chart {
  /* max-width: auto; */
  margin: 0 auto;
}
.block-portada .pie-chart {
  max-width: 500px;
  margin: 0px auto;
}

.d3-tip,
.d3-tip1,
.d3-tip2
 {
  font-size: 14px;
  transition: 0.3s opacity linear, 0.3s -webkit-transform linear;
  transition: 0.3s opacity linear, 0.3s transform linear;
  transition: 0.3s opacity linear, 0.3s transform linear, 0.3s -webkit-transform linear;
  /* background-color: rgba(255, 255, 255, 0.7); */
  padding: 10px 15px;
  -webkit-transform: translateY(-10px);
          transform: translateY(-10px);
  color: #333;
  text-align: center;
}
.d3-tip p {
  margin: 0;
  padding: 0;
}
.d3-tip.is-active {
  opacity: 1;
  -webkit-transform: translateY(0);
          transform: translateY(0);
}

.d3-tip__label {
  font-weight: bold;
}