Awesome Bootstrap Checkboxes for Multiselect Dropdown

HTML

<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet" />
<link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet" />
<link href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-multiselect/0.9.13/css/bootstrap-multiselect.css" rel="stylesheet" />

<form>
    <div class="form-group">
        <select name="teams" id="teams" multiple="multiple" class="form-control">
            <option value="vikings">Minnesota Vikings</option>
            <option value="packers">Green Bay Packers</option>
            <option value="lions">Detroit Lions</option>
            <option value="bears">Chicago Bears</option>
            <option value="patriots">New England Patriots</option>
            <option value="jets">New York Jets</option>
            <option value="bills">Buffalo Bills</option>
            <option value="dolphins">Miami Dolphins</option>
        </select>
    </div>
</form>

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-multiselect/0.9.13/js/bootstrap-multiselect.min.js"></script>

SCRIPT

$(document).ready(function() {
    $('select').multiselect({
        templates: { // Use the Awesome Bootstrap Checkbox structure
            li: '<li class="checkList"><a tabindex="0"><div class="aweCheckbox aweCheckbox-danger"><label for=""></label></div></a></li>'
        }
    });
    $('.multiselect-container div.aweCheckbox').each(function(index) {

        var id = 'multiselect-' + index,
            $input = $(this).find('input');

        // Associate the label and the input
        $(this).find('label').attr('for', id);
        $input.attr('id', id);

        // Remove the input from the label wrapper
        $input.detach();

        // Place the input back in before the label
        $input.prependTo($(this));

        $(this).click(function(e) {
            // Prevents the click from bubbling up and hiding the dropdown
            e.stopPropagation();
        });

    });
});



CSS

body {
    padding: 20px;
}

form {
    max-width: 500px;
    margin: auto;
}

.aweCheckbox {
    padding-left: 20px;
}

.aweCheckbox label {
    display: inline-block;
    vertical-align: middle;
    position: relative;
    padding: 0 20px 0 10px;
    cursor: pointer;
}

.aweCheckbox label::before {
    content: "";
    display: inline-block;
    position: absolute;
    width: 17px;
    height: 17px;
    left: 0;
    margin-left: -20px;
    border: 1px solid #cccccc;
    border-radius: 3px;
    background-color: #fff;
    -webkit-transition: border 0.15s ease-in-out, color 0.15s ease-in-out;
    -o-transition: border 0.15s ease-in-out, color 0.15s ease-in-out;
    transition: border 0.15s ease-in-out, color 0.15s ease-in-out;
}

.aweCheckbox label::after {
    display: inline-block;
    position: absolute;
    width: 16px;
    height: 16px;
    left: 0;
    top: 0;
    margin-left: -20px;
    padding-left: 3px;
    padding-top: 1px;
    font-size: 11px;
    color: #555555;
}

.aweCheckbox input[type="checkbox"] {
    opacity: 0;
    z-index: 1;
}

.aweCheckbox input[type="checkbox"]:focus + label::before {
    outline: thin dotted;
    outline: 5px auto -webkit-focus-ring-color;
    outline-offset: -2px;
}

.aweCheckbox input[type="checkbox"]:checked + label::after {
    font-family: "FontAwesome";
    content: "\f00c";
}

.aweCheckbox input[type="checkbox"]:indeterminate + label::after {
    display: block;
    content: "";
    width: 10px;
    height: 3px;
    background-color: #555555;
    border-radius: 2px;
    margin-left: -16.5px;
    margin-top: 7px;
}

.aweCheckbox input[type="checkbox"]:disabled + label {
    opacity: 0.65;
}

.aweCheckbox input[type="checkbox"]:disabled + label::before {
    background-color: #eeeeee;
    cursor: not-allowed;
}

.aweCheckbox.aweCheckbox-circle label::before {
    border-radius: 50%;
}

.aweCheckbox.aweCheckbox-inline {
    margin-top: 0;
}

.aweCheckbox-danger input[type="checkbox"]:checked + label::before {
    background-color: #d9534f;
    border-color: #d9534f;
}

.aweCheckbox-danger input[type="checkbox"]:checked + label::after {
    color: #fff;
}

.aweCheckbox-danger input[type="checkbox"]:indeterminate + label::before {
    background-color: #d9534f;
    border-color: #d9534f;
}

.aweCheckbox-danger input[type="checkbox"]:indeterminate + label::after {
    background-color: #fff;
}

input[type="checkbox"].styled:checked + label:after {
    font-family: 'FontAwesome';
    content: "\f00c";
}

input[type="checkbox"] .styled:checked + label::before {
    color: #fff;
}

input[type="checkbox"] .styled:checked + label::after {
    color: #fff;
}