Radio buttons with CSS

HTML

<div class="container demo-container">

<div class="demo-image"></div>

<div class="row justify-content-between">
<div class="col-md-3 col-radio"> 
<input type="radio" name="fruit" id="radio-01" value="Apple">
<label for="radio-01">Apple</label>
</div>
<div class="col-md-3 col-radio"> 
<input type="radio" name="fruit" id="radio-02" value="Banana">
<label for="radio-02">Banana</label>
</div>
<div class="col-md-3 col-radio"> 
<input type="radio" name="fruit" id="radio-03" value="Grapes">
<label for="radio-03">Grapes</label>
</div>
<div class="col-md-3 col-radio"> 
<input type="radio" name="fruit" id="radio-04" value="Peach">
<label for="radio-04">Peach</label> 
</div>
</div> 

</div>

CSS

.demo-container {
margin: 0 auto;
max-width: 640px;
padding: 2em;
background-image: linear-gradient(to top, #ececec 0%, #ffffff 100%);
box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
}

.demo-image {
width: 100%;
height: 420px;
background-image: url("image.jpg");
background-repeat: no-repeat;
background-size: cover;
background-position: center;
background-size: cover;
margin-bottom: 1em;
}

.col-radio input {
display: none;
}

.col-radio label {
display: block;
position: relative;
padding: 10px 20px 4px 40px;
border-bottom: 1px dashed rgba(0, 0, 0, 0.30);
color: rgba(0, 0, 0, 0.30);
cursor: pointer;
}

.col-radio label::before {
content: '';
display: block;
position: absolute;
top: 10px;
left: 0;
width: 24px;
height: 24px;
border: 2px solid rgba(0, 0, 0, 0.30);
border-radius: 100%;
}

.col-radio label:hover, input:focus + label {
border-bottom: 1px dashed rgb(0, 0, 0, 1.00);
color: rgba(0, 0, 0, 1.00);
}

.col-radio label::before:hover {
border: 2px solid rgba(0, 0, 0, 0.60);
color: rgba(0, 0, 0, 1.00);
}

.col-radio label:hover::before {
border: 2px solid rgba(0, 0, 0, 0.60);
} 

.col-radio input:checked + label {
border-bottom: 1px dashed rgb(0, 0, 0, 1.00);
color: rgba(0, 0, 0, 0.90);
}

.col-radio input:checked + label::before {
position: absolute; 
padding-top: 2px;
padding-left: 4px;
font-family: 'FontAwesome';
font-size: 12px;
content: '\f00c'; 
background: rgba(255, 255, 255, 0.80);
border: 2px solid rgba(0, 0, 0, 0.60);
color: rgba(0, 0, 0, 1.00);
font-weight: bold;