.Qtabs input {
  position: absolute;
  opacity: 0;
  z-index: -1;
}

.Qtabs {
  float:left;
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 4px -2px rgba(0, 0, 0, 0.5);
}

.Qtab {
  float:left;
  width: 100%;
  color: white;
  overflow: hidden;
}
.Qtab-label {
  display: flex;
  justify-content: space-between;
  padding: 1em;
  background: #2c3e50;
  font-weight: bold;
  cursor: pointer;
}
.Qtab-label:hover {
  background: #1a252f;
}
.Qtab-label::after {
  content: "❯";
  width: 1em;
  text-align: center;
  transition: all 0.35s;
}
.Qtab-content {
  float:left;
  width:100%;
  max-height: 0;
  padding: 0 1em;
  color: #2c3e50;
  background: white;
  transition: all 0.35s;
}

.Qtabs input:checked + .Qtab-label {
  background: #1a252f;
}
.Qtabs input:checked + .Qtab-label::after {
  transform: rotate(90deg);
}
.Qtabs input:checked ~ .Qtab-content {
  max-height: 100vh;
  padding: 1em;
}