body {
  font-family: Arial, sans-serif;
}

.tree {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.level {
  display: flex;
  justify-content: center;
}

.group {
  display: inline-block;
  border: 1px solid grey;
  margin: 5px;
}

.node {
  position: relative;
  padding: 8px;
  border: 1px solid #ccc;
  margin: 16px;
  display: inline-block;
}

.new:after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  border-left: 1px solid #ccc;
  width: 100%;
  height: 100%;
  z-index: -1;
  transform: translateX(-15px);
}

.level:first-child .new:after {
  display: none;
}

.level:last-child {
  justify-content: flex-start;
}

.level:last-child .node {
  margin-right: 32px;
}

#error-message {
  color: red;
  margin-top: 10px;
}/*# sourceMappingURL=styles.css.map */