_layouts/default.html

<!DOCTYPE html>
<html>

<head>
    {% include head.html %}
</head>

<body>
    <div class="container">
        {% include header.html %}
        <ul class="blogul">
            {% for post in site.posts %}
            <div class="row">
                <h1>{{ post.title }}</h1>
                <hr>
                <p><span class="glyphicon glyphicon-time"></span> Posted on {{ post.date | date: "%-d %B %Y" }}</p>
                <hr>
                <p class="lead">
                    {{ post.abstract }}
                </p>
                {% if post.photoname %}
                <img class="img-responsive" src="{{ site.baseurl }}/assets/{{ post.photoname}}" alt=""> {% endif %}
                <hr>
                <div class="blog-content">
                    {{ post.content }}
                </div>
            </div>
            {% endfor %}
        </ul>
        {% include footer.html %}
    </div>
</body>

</html>