* {
  box-sizing: border-box;
}
ul.accordion {
  list-style: none;
  padding: 0;
}
ul.accordion .inner {
  padding-left: 1em;
  overflow: hidden;
  display: none;
}
ul.accordion .inner.show {
  /*display: block;*/
}
ul.accordion li {
  margin: 0.5em 0;
}
ul.accordion li a.toggle {
  width: 100%;
  display: block;
  background: rgba(194, 241, 255, 0.78);
  color: #03114d;
  padding: 0.75em;
  border-radius: 0.15em;
  transition: background 0.3s ease;
  font-size: 16px;
}
ul.accordion li a.toggle:hover {
  background: #5ed8fc;
}