*{
  box-sizing: border-box;
  transition: all .1s ease-in-out;
}
body{
  padding: 0;
  margin: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #ecf0f1;
}
.wrapper{
  width: 180px;
  height: 80px;
  background-color: #fff;
  padding: 10px;
  border-radius: 4px;
  box-shadow: 0px 0px 5px rgba(0,0,0,.2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.radio_group{
  width: 50px;
  height: 50px;
  margin: 5px;
  position: relative;
  text-align: center;
  line-height: 50px;
  font-size: 40px;
}
.radio_group input[type="radio"]{
  opacity: 0;
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0px;
  top: 0px;
  margin: 0;
  padding: 0;
  z-index: 1;
  cursor: pointer;
}
.radio_group input[type="radio"] + label{
  color: #95a5a6;
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  transform: scale(.8);
}
.radio_group input[type="radio"]:checked + label{
  color:#3498db;
  transform: scale(1.1);
}