.tabs {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tabs label {
  -webkit-box-ordinal-group: 2;
  -webkit-order: 1;
  -ms-flex-order: 1;
  order: 1;
  display:  inline-block;
  padding: 7px;
  margin-right: 10px;
  margin-bottom: 10px;
  cursor: pointer;
  background: #90CAF9;
  font-weight: bold;
  -webkit-transition: background ease 0.2s;
  transition: background ease 0.2s;
  border: 1px solid #dddddd;
  border-bottom-color: transparent;
  border-radius: 4px 4px 0 0;
  font-size:13px;

}

.tabs .tab {
  -webkit-box-ordinal-group: 100;
  -webkit-order: 99;
  -ms-flex-order: 99;
  order: 99;
  -webkit-box-flex: 1;
  -webkit-flex-grow: 1;
  -ms-flex-positive: 1;
  flex-grow: 1;
  width: 100%;
  display: none;
  padding: 7px;
  background: #fff;
  font-size:13px;
}

.tabs input[type="radio"] {
  position: absolute;
  opacity: 0;
}

.tabs label a {
  font-size:13px;
}

.tabs input[type="radio"]:checked + label { background: #fafafa; }

.tabs input[type="radio"]:checked + label + .tab { display: block; }

 @media (max-width: 40em) {

.tabs .tab,  .tabs label {
  -webkit-box-ordinal-group: NaN;
  -webkit-order: initial;
  -ms-flex-order: initial;
  order: initial;
  font-size:20px;
}

.tabs label {
  width: 100%;
  margin-right: 0;
  margin-top: 0.2rem;
  padding-top:10px;
  padding-bottom:10px;
}

.tabs label a {
  font-size:20px;
}

}