.tabs {
  display: flex;
  justify-content: space-around;
  margin: 20px 2px 40px 2px;
  height: 40px;
  box-shadow: 0 0 1px 1px rgba(0, 0, 0, 0.2);
}

.tabs>* {
  width: 100%;
  color: dimgray;
  height: 100%;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
}

.tabs>*:hover:not(.active) {
  background-color: rgb(220, 220, 220);
}

.tabs>.active {
  color: white;
  background-color: #4CAF50;
}

.panel {
  display: none;
}

.panel.active {
  display: block;
}