star rating with half star

star rating with half star

HTML

<link rel="stylesheet" href="https://netdna.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css">
<div class="rate">
    <input type="radio" id="rating10" name="rating" value="10" /><label for="rating10" title="5 stars"></label>
    <input type="radio" id="rating9" name="rating" value="9" /><label class="half" for="rating9" title="4 1/2 stars"></label>
    <input type="radio" id="rating8" name="rating" value="8" /><label for="rating8" title="4 stars"></label>
    <input type="radio" id="rating7" name="rating" value="7" /><label class="half" for="rating7" title="3 1/2 stars"></label>
    <input type="radio" id="rating6" name="rating" value="6" /><label for="rating6" title="3 stars"></label>
    <input type="radio" id="rating5" name="rating" value="5" /><label class="half" for="rating5" title="2 1/2 stars"></label>
    <input type="radio" id="rating4" name="rating" value="4" /><label for="rating4" title="2 stars"></label>
    <input type="radio" id="rating3" name="rating" value="3" /><label class="half" for="rating3" title="1 1/2 stars"></label>
    <input type="radio" id="rating2" name="rating" value="2" /><label for="rating2" title="1 star"></label>
    <input type="radio" id="rating1" name="rating" value="1" /><label class="half" for="rating1" title="1/2 star"></label>
</div>

CSS

body {
    margin: 5%; 
    text-align: center;
    background: #111;
    color: #333; 
}
h1 {
    font-size: 2em; 
    margin-bottom: .5rem;
}

/* Ratings widget */
.rate {
    display: inline-block;
    border: 0;
}
/* Hide radio */
.rate > input {
    display: none;
}
/* Order correctly by floating highest to the right */
.rate > label {
    float: right;
}
/* The star of the show */
.rate > label:before {
    display: inline-block;
    font-size: 1.1rem;
    padding: .3rem .2rem;
    margin: 0;
    cursor: pointer;
    font-family: FontAwesome;
    content: "\f005 "; /* full star */
}
/* Zero stars rating */
.rate > label:last-child:before {
    content: "\f006 "; /* empty star outline */
}
/* Half star trick */
.rate .half:before {
    content: "\f089 "; /* half star no outline */
    position: absolute;
    padding-right: 0;
}
/* Click + hover color */
input:checked ~ label, /* color current and previous stars on checked */
label:hover, label:hover ~ label { color: #73B100;  } /* color previous stars on hover */

/* Hover highlights */
input:checked + label:hover, input:checked ~ label:hover, /* highlight current and previous stars */
input:checked ~ label:hover ~ label, /* highlight previous selected stars for new rating */
label:hover ~ input:checked ~ label /* highlight previous selected stars */ { color: #A6E72D;  }