aşağıya ekledim kod sadece burçlar bölümü kaldırılmıştır.

sidebar.php açıp içeriği silin aşağıdaki kodları yapıştırın.

<div class="exchange-rates mb-5">
    <div class="section-title text-center mb-5">
        <h4>Günlük Kur Oranları</h4>
    </div>
    <div class="section-content">
        <ul class="binary-list content-shadow">
            <li class="binary-list-item">
                <a href="#" role="link" title="Dolar" aria-labelledby="Dolar">
                    <div class="row align-items-center justify-content-around no-gutters">
                        <div class="col-5 text-center">
                            <i class="fas fa-dollar-sign fa-2x"></i>
                        </div>
                        <div class="col-7">
                            <strong>DOLAR</strong>
                            <small class="d-block text-muted">Satış: <?=para('usd');?></small>
                        </div>
                    </div>
                </a>
            </li>
            <li class="binary-list-item">
                <a href="#" role="link" title="Euro" aria-labelledby="Euro">
                    <div class="row align-items-center justify-content-around no-gutters">
                        <div class="col-5 text-center">
                            <i class="fas fa-euro-sign fa-2x"></i>
                        </div>
                        <div class="col-7">
                            <strong>EURO</strong>
                            <small class="d-block text-muted">Satış: <?=para('eur');?></small>
                        </div>
                    </div>
                </a>
            </li>
            <li class="binary-list-item">
                <a href="#" role="link" title="İngiliz Strelini" aria-labelledby="İngiliz Strelini">
                    <div class="row align-items-center justify-content-around no-gutters">
                        <div class="col-5 text-center">
                            <i class="fas fa-coins fa-2x"></i>
                        </div>
                        <div class="col-7">
                            <strong>GBP</strong>
                            <small class="d-block text-muted">Satış: <?=para('gbp');?></small>
                        </div>
                    </div>
                </a>
            </li>
            <li class="binary-list-item">
                <a href="#" role="link" title="İsviçre Frangı" aria-labelledby="İsviçre Frangı">
                    <div class="row align-items-center justify-content-around no-gutters">
                        <div class="col-5 text-center">
                            <i class="fas fa-subscript fa-2x"></i>
                        </div>
                        <div class="col-7">
                            <strong>CHF</strong>
                            <small class="d-block text-muted">Satış: <?=para('chf');?></small>
                        </div>
                    </div>
                </a>
            </li>
            <li class="binary-list-item">
                <a href="#" role="link" title="Japon Yeni" aria-labelledby="Japon Yeni">
                    <div class="row align-items-center justify-content-around no-gutters">
                        <div class="col-5 text-center">
                            <i class="fas fa-exchange-alt fa-2x"></i>
                        </div>
                        <div class="col-7">
                            <strong>JPY</strong>
                            <small class="d-block text-muted">Satış: <?=para('jpy');?></small>
                        </div>
                    </div>
                </a>
            </li>
            <li class="binary-list-item">
                <a href="#" role="link" title="Norveç Kronu" aria-labelledby="Norveç Kronu">
                    <div class="row align-items-center justify-content-around no-gutters">
                        <div class="col-5 text-center">
                            <i class="fas fa-yen-sign fa-2x"></i>
                        </div>
                        <div class="col-7">
                            <strong>NOK</strong>
                            <small class="d-block text-muted">Satış: <?=para('nok');?></small>
                        </div>
                    </div>
                </a>
            </li>
        </ul>
    </div>
</div>
<?=sidebar_1();?>
<div class="last-articles-list mb-5">
    <div class="section-title text-center mb-5">
        <h4>Popüler Yazılar</h4>
    </div>
    <div class="section-content">
        <ul class="list-group content-shadow">
            <?php foreach ($populer_yazilar as $py) {?>
            <li class="list-group-item">
                <div class="row align-items-center">
                    <div class="col-lg-4 mb-3 mb-lg-0">
                        <img src="<?=base_url('upload/sayfa/')?><?=$py->sayfa_resim?>" alt="<?=$py->sayfa_adi?>" class="img-fluid">
                    </div>
                    <div class="col-lg-8">
                        <strong><a href="<?=base_url('detay/')?><?=$py->sayfa_sef_link?>.html" title="<?=$py->sayfa_adi?>"><?=$py->sayfa_adi?></a></strong>
                        <div class="row align-items-center justify-content-between">
                            <div class="col-auto">
                                <small>
                                    <i class="far fa-comment-alt"></i>
                                    <span><?=toplamYorum($py->sayfa_id)?> Yorum</span>
                                </small>
                            </div>
                            <div class="col-auto">
                                <small>
                                    <i class="far fa-eye"></i>
                                    <span><?=$py->sayfa_okunma?></span>
                                </small>
                            </div>
                        </div>
                        <div>
                            <small>
                                <i class="far fa-clock"></i>
                                <span><?=fixtarih($py->sayfa_tarih)?></span>
                            </small>
                        </div>
                    </div>
                </div>
            </li>
            <?php }?>
        </ul>
    </div>
</div>

<div class="last-comment-list mb-5">
    <div class="section-title text-center mb-5">
        <h4>Son Yorumlar</h4>
    </div>
    <div class="section-content">
        <ul class="list-group content-shadow">
            <?php foreach ($son_yorumlar as $sy) {?>
            <li class="list-group-item">
                <div class="row align-items-center">
                    <div class="col-lg-4 mb-3 mb-lg-0">
                        <img src="<?=base_url('upload/sayfa/')?><?=$sy->sayfa_resim?>" alt="<?=$sy->sayfa_adi?>" class="img-fluid">
                    </div>
                    <div class="col-lg-8">
                        <strong><a href="<?=base_url('detay/')?><?=$sy->sayfa_sef_link?>.html" title="<?=$sy->sayfa_adi?>"><?=substr($sy->yorum_icerik, 0, 50)?>..</a></strong>
                        <div class="row align-items-center justify-content-between">
                            <div class="col-auto">
                                <small>
                                    <i class="far fa-eye"></i>
                                    <span><?=$sy->sayfa_okunma?></span>
                                </small>
                            </div>
                        </div>
                        <div>
                            <small>
                                <i class="far fa-clock"></i>
                                <span><?=fixtarih($sy->yorum_tarih)?></span>
                            </small>
                        </div>
                    </div>
                </div>
            </li>
            <?php }?>
        </ul>
    </div>
    <?=sidebar_2();?>
</div>