.rs-accordion {
  max-width: 800px;
  margin: 1em auto;
}
.rs-accordion-item {
  border-bottom: 1px solid #333;
}
.rs-accordion-title {
  background: #000;
  color: #fff;
  padding: 15px 20px;
  cursor: pointer;
  position: relative;
  font-size: 16px;
}
.rs-accordion-icon {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%) rotate(0deg);
  transition: transform 0.3s ease;
}
/* draw a simple arrow via borders */
.rs-accordion-icon::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.rs-accordion-item.active .rs-accordion-icon {
  transform: translateY(-50%) rotate(135deg);
}
.rs-accordion-content {
  display: none;
  color: #787878;
  padding: 15px 20px;
}
.rs-accordion-item.active .rs-accordion-content {
  display: block;
}

/* Responsive tweaks */
@media (max-width: 600px) {
  .rs-accordion-title {
    font-size: 14px;
    padding: 12px 15px;
  }
  .rs-accordion-content {
    font-size: 14px;
    padding: 12px 15px;
  }
}