[type=radio] { 
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.hoverborder {
	cursor: pointer;
    background: #eee;
    border: 3px solid #ddd;
    margin: -3px;
    border-radius:20px;
    height:250px;
}

.hoverborder:hover {
	cursor: pointer;
    background: #e1e1e1;
    border: 3px solid red;
    margin: -3px;
    border-radius:20px;
    height:250px;
}

.c-content-app-1 > .c-diagram > .c-phone-img {
  position: absolute;
  width: 210px;
  height: 324px;
  left: 47%;
  margin-left: -91px;
  top: -19px;
}