/*[type="radio"]:checked,
[type="radio"]:not(:checked) {
  position: absolute;
  left: -9999px;
}
[type="radio"]:checked + label,
[type="radio"]:not(:checked) + label {
  position: relative;
  padding-left: 28px;
  cursor: pointer;
  line-height: 20px;
  display: inline-block;
  color: #666;
}
[type="radio"]:checked + label:before,
[type="radio"]:not(:checked) + label:before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 18px;
  height: 18px;
  border: 1px solid #777;
  border-radius: 100%;
  background: #fff;
}
[type="radio"]:checked + label:after,
[type="radio"]:not(:checked) + label:after {
  content: "";
  width: 12px;
  height: 12px;
  background: #FF3F00;
  position: absolute;
  top: 3px;
  left: 3px;
  border-radius: 100%;
  -webkit-transition: all 0.2s ease;
  transition: all 0.2s ease;
}
[type="radio"]:not(:checked) + label:after {
  opacity: 0;
  -webkit-transform: scale(0);
  transform: scale(0);
}
[type="radio"]:checked + label:after {
  opacity: 1;
  -webkit-transform: scale(1);
  transform: scale(1);
}

*/
/* intro */


.intro input[type="radio"] {
  visibility: hidden; 
  display:none;
  height: 0; 
  width: 0;  
}

.intro label {
  display: flex;
  flex: auto;
  vertical-align: middle;
  align-items: center;
  justify-content: center;
  text-align: center;
  cursor: pointer;
  background-color: #525252;
  color: white;
  padding: 5px 10px;
  border-radius: 6px;
  transition: color --transition-fast ease-out, 
              background-color --transition-fast ease-in;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
 margin-right: 8px; 
 height:100%;
}

.intro label:last-of-type {
 margin-right: 0;
}

.intro input[type="radio"]:checked + label {
  background-color: #df4775;
  color: #232323;
}

.intro input[type="radio"]:hover:not(:checked) + label {
 background-color: #ff6393;
 color: #232323;
}