<div class="d-flex justify-content-center">
    <div class="form-check form-check-inline">
        <input type="radio" class="btn-check" name="interval" id="30d" autocomplete="off" checked>
        <label class="btn btn-sm btn-outline-danger" for="30d">30 Days</label>
    </div>
    <div class="form-check form-check-inline">
        <input type="radio" class="btn-check" name="interval" id="60d" autocomplete="off">
        <label class="btn btn-sm btn-outline-danger" for="60d">60 Days</label>
    </div>
    <div class="form-check form-check-inline">
        <input type="radio" class="btn-check" name="interval" id="90d" autocomplete="off">
        <label class="btn btn-sm btn-outline-danger" for="90d">90 Days</label>
    </div>
</div>