<div class="checkbox column-flex">
    <label class="txt-s gray" for="checkbox-1">
        <input id="checkbox-1" type="checkbox" name="checkbox">
        10% or below
    </label>
    <label class="txt-s gray " for="checkbox-2">
        <input id="checkbox-2" type="checkbox" name="checkbox">
        10% or more
    </label>
    <label class="txt-s gray" for="checkbox-3">
        <input id="checkbox-3" type="checkbox" name="checkbox">
        40% or more
    </label>
</div>