.tabs {
  overflow: auto;
  margin: 1em 0 0;
}

.tabs__item {
  width: 33.33%;
  float: left;
  box-sizing: border-box;
  border-color: #fff;
  border-width: 0 0 0 1px;
  border-style: solid;
}

.tabs__item:first-child {
  border-width: 0;
}

.tabs__trigger {
  display: block;
  width: 100%;
  padding: 10px 20px;
  color: #fff;
  background-color: #007edf;
  border: none;
}

.tabs__item.is-open .tabs__trigger {
  color: #fff;
  background-color: #000;
}

.tabs__container {
  margin: 0 40px;
  background-color: #fff;
}

.tabs__content p {
  margin: 0;
  padding: 20px;
}