<div class="container">
    <div class="col s12 m6 l4">
      <div class="card hoverable ">
        <div class="card-image">
          <img src="images/1.jpg">
          <span class="card-title">amskldmskdm</span>
        </div>
        <div class="card-content">
          <p class="flow-text">lksmflksdmfkl</p>
        </div>
        <div class="card-action">
          <a href="post/7">Читать пост</a>
        </div>
      </div>
    </div>
  </div>
</div>

div {
    margin: 0;
}