.zfc-accordion {
  margin: auto;
  color: white !important;
  /*animation effect*/
}
.zfc-accordion ul ul {
  display: none;
  margin: 0;
  padding: 0;
}
.zfc-accordion ul ul li .item-link {
  cursor: pointer;
  padding: 10px 20px !important;
  z-index: 1;
  font-size: 13px;
  color: #eeeeee !important;
  background: #27ae60;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}
.zfc-accordion ul {
  margin: 0 !important;
  padding: 0 !important;
}
.zfc-accordion ul li {
  list-style-type: none;
  line-height: 20px !important;
  margin: 0 !important;
  padding: 0 !important;
  background-image: none !important;
}
.zfc-accordion ul li .item-link {
  list-style: none;
  display: block;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  border-bottom: none !important;
}
.zfc-accordion > ul > li > .item-link {
  padding: 10px !important;
  color: #F5F5F5 !important;
  background: #2d3e50;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}
.zfc-accordion .has-sub > .item-link > .arrow {
  width: 0;
  height: 0;
  position: absolute;
  padding: 12px !important;
  top: 7px;
  right: 9px;
  border: 1px solid #fff;
  border-radius: 50%;
}
.zfc-accordion .has-sub > .item-link > .arrow:after {
  top: 8px;
  display: block;
  position: absolute;
  content: "";
  width: 6px;
  height: 6px;
  right: 9px;
  z-index: 10;
  -webkit-transform: rotate(-134deg);
  -moz-transform: rotate(-134deg);
  -ms-transform: rotate(-134deg);
  -o-transform: rotate(-134deg);
  transform: rotate(-134deg);
}
.zfc-accordion .has-sub > .item-link > .arrow:after {
  border-bottom: 2px solid #ffffff;
  border-left: 2px solid #ffffff;
}
.zfc-accordion .has-sub.open > .item-link > .arrow:after {
  right: 8px;
  top: 7px;
  border-top: 2px solid #ffffff;
  border-bottom: none;
  border-left: 2px solid #ffffff;
}
.zfc-accordion .ripple-effect {
  display: block;
  position: absolute;
  background: #e6e6e6;
  border-radius: 100%;
  transform: scale(0);
}
.zfc-accordion .ripple-effect.ripple-animate {
  animation: zfc-ripple 0.7s linear;
}

@keyframes zfc-ripple {
  100% {
    opacity: 0;
    transform: scale(1.3);
  }
}