Grid

<div class="container --grid_demo">
    <div class="row">
        <div class="d_grid-1 m_grid-1">1</div>
        <div class="d_grid-2 m_grid-1">2</div>
        <div class="d_grid-3 m_grid-2">3</div>
        <div class="d_grid-5 m_grid-4">4</div>
        <div class="d_grid-1 m_grid-1">5</div>

        <div class="d_grid-4 m_grid-3">6</div>
        <div class="d_grid-4 m_grid-3">7</div>
        <div class="d_grid-4 --no_smart">8</div>

        <div class="d_grid-6 m_grid-1">9</div>
        <div class="d_grid-6 --no_smart">10</div>
    </div>
</div>