Wordpress'te Custom Blog Post'lar yan yana gelmiyor

    <div class="container mt-5">

        <h3><?php bloginfo("name"); ?></h3>


        <?php if (have_posts()) : while (have_posts()) : the_post(); ?>

            <div class="card-group" >
                <div class="card" >
                    <div class="card-body" >
                        <?php the_title( '<h5 class="card-title">', '</h5>' ); ?>
                        <p class="card-text"><?php the_excerpt(); ?></p>
                        <a class="btn btn-info" href="<?php the_permalink(); ?>">Devamını Oku</a>
                    </div>
                </div>
            </div>

        <?php endwhile; endif; ?>

    </div>

    <div class="container mt-5">
        <h3><?php bloginfo("name"); ?></h3>
        <div class="row">
            <?php if (have_posts()) : while (have_posts()) : the_post(); ?>
                <div class="col-md-6">
                    <div class="card" >
                        <div class="card-body" >
                            <?php the_title( '<h5 class="card-title">', '</h5>' ); ?>
                            <p class="card-text"><?php the_excerpt(); ?></p>
                            <a class="btn btn-info" href="<?php the_permalink(); ?>">Devamını Oku</a>
                        </div>
                    </div>
                </div>
            <?php endwhile; endif; ?>
        </div>     
    </div>