introjs-modern.css

.introjs-tooltip {
  background-color: rgba(000, 0, 0, 0.5);
  color: #fff;
}

.introjs-button,
.introjs-button:hover, .introjs-button:focus, .introjs-button:active,
.introjs-disabled, .introjs-disabled:focus, .introjs-disabled:hover {
  outline: none;
  background-image: none;
  background-color: transparent;
  color: #fff;
  border: 1px solid transparent;
  border-radius: 50px;
  box-shadow: none;
  border-shadow: none;
  text-shadow: none;
}

.introjs-button:hover, .introjs-button:focus, .introjs-button:active {
  border: 1px solid #fff
}
.introjs-disabled, .introjs-disabled:focus, .introjs-disabled:hover {
  color: #ccc;
  border: 1px solid transparent;
}

.introjs-arrow {
  border: 10px solid #fff;
}
.introjs-arrow.top, .introjs-arrow.top-middle, .introjs-arrow.top-right {
  border-color: transparent transparent rgba(000, 0, 0, 0.5);
  top: -20px;
  left: 20px;
}
.introjs-arrow.bottom, .introjs-arrow.bottom-middle, .introjs-arrow.bottom-right {
  border-color: rgba(000, 0, 0, 0.5) transparent transparent;
  bottom: -20px;
  left: 20px;
}
.introjs-arrow.left, .introjs-arrow.right {
    top: 20px;
}
.introjs-arrow.left-bottom, .introjs-arrow.right-bottom {
    bottom: 20px;
}

.introjs-arrow.left, .introjs-arrow.left-bottom {
  left: -20px;
  border-color: rgba(000, 0, 0, 0.5) transparent transparent transparent;
}
.introjs-arrow.right, .introjs-arrow.right-bottom {
  right: -20px;
  border-color: transparent transparent transparent rgba(000, 0, 0, 0.5);
}