JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<body>
  <div class="rb-container">
    <input type="radio" name="rb" value="Left"><label>Left</label>
    <input type="radio" name="rb" value="Middle"><label>Middle</label>
    <input type="radio" name="rb" value="Right"> <label>Right</label>
  </div>
</body>

CSS

.rb-container {
  border: 1px solid lightgrey;
  border-radius: 5px;
  margin: 0;
  padding: 0;
  font-size: 0;
  float: left;
}

.rb-container label {
  display: inline-block;
  padding: 10px;
  border-right: 1px solid lightgrey;
  font-size: 16px;
  width: 50px;
  text-align: center;
  transition: 0.1s;
}

.rb-container label:last-child {
  border: none;
}

.rb-container input[type="radio"] {
  position: absolute;
  top: -1000px;
}

.rb-container label:hover {
  background-color: lightgrey;
  cursor: pointer;
}

.rb-container label:active {
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.25); 
}

/* этот селектор не срабатывает */
.rb-container input:checked + label {
  background-color: lightgreen;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.25); 
}